21101705172

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:627

約数の個数: 192

約数和(自身を含む): 57257840640

約数和(自身を除く): 36156135468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 103, 108, 111, 148, 167, 206, 222, 307, 309, 333, 334, 412, 444, 501, 614, 618, 666, 668, 921, 927, 999, 1002, 1228, 1236, 1332, 1503, 1842, 1854, 1998, 2004, 2763, 2781, 3006, 3684, 3708, 3811, 3996, 4509, 5526, 5562, 6012, 6179, 7622, 8289, 9018, 11052, 11124, 11359, 11433, 12358, 15244, 16578, 17201, 18036, 18537, 22718, 22866, 24716, 31621, 33156, 34077, 34299, 34402, 37074, 45436, 45732, 51269, 51603, 55611, 63242, 68154, 68598, 68804, 74148, 94863, 102231, 102538, 102897, 103206, 111222, 126484, 136308, 137196, 153807, 154809, 166833, 189726, 204462, 205076, 205794, 206412, 222444, 284589, 306693, 307614, 309618, 333666, 379452, 408924, 411588, 461421, 464427, 569178, 613386, 615228, 619236, 636437, 667332, 853767, 922842, 928854, 1138356, 1169977, 1226772, 1272874, 1384263, 1707534, 1845684, 1857708, 1896953, 1909311, 2339954, 2545748, 2768526, 3415068, 3509931, 3793906, 3818622, 4679908, 5280707, 5537052, 5690859, 5727933, 7019862, 7587812, 7637244, 10529793, 10561414, 11381718, 11455866, 14039724, 15842121, 17072577, 17183799, 21059586, 21122828, 22763436, 22911732, 31589379, 31684242, 34145154, 34367598, 42119172, 47526363, 51217731, 63178758, 63368484, 68290308, 68735196, 95052726, 102435462, 126357516, 142579089, 190105452, 195386159, 204870924, 285158178, 390772318, 570316356, 586158477, 781544636, 1172316954, 1758475431, 2344633908, 3516950862, 5275426293, 7033901724, 10550852586, 21101705172]

約数ペア:

[(1, 21101705172), (2, 10550852586), (3, 7033901724), (4, 5275426293), (6, 3516950862), (9, 2344633908), (12, 1758475431), (18, 1172316954), (27, 781544636), (36, 586158477), (37, 570316356), (54, 390772318), (74, 285158178), (103, 204870924), (108, 195386159), (111, 190105452), (148, 142579089), (167, 126357516), (206, 102435462), (222, 95052726), (307, 68735196), (309, 68290308), (333, 63368484), (334, 63178758), (412, 51217731), (444, 47526363), (501, 42119172), (614, 34367598), (618, 34145154), (666, 31684242), (668, 31589379), (921, 22911732), (927, 22763436), (999, 21122828), (1002, 21059586), (1228, 17183799), (1236, 17072577), (1332, 15842121), (1503, 14039724), (1842, 11455866), (1854, 11381718), (1998, 10561414), (2004, 10529793), (2763, 7637244), (2781, 7587812), (3006, 7019862), (3684, 5727933), (3708, 5690859), (3811, 5537052), (3996, 5280707), (4509, 4679908), (5526, 3818622), (5562, 3793906), (6012, 3509931), (6179, 3415068), (7622, 2768526), (8289, 2545748), (9018, 2339954), (11052, 1909311), (11124, 1896953), (11359, 1857708), (11433, 1845684), (12358, 1707534), (15244, 1384263), (16578, 1272874), (17201, 1226772), (18036, 1169977), (18537, 1138356), (22718, 928854), (22866, 922842), (24716, 853767), (31621, 667332), (33156, 636437), (34077, 619236), (34299, 615228), (34402, 613386), (37074, 569178), (45436, 464427), (45732, 461421), (51269, 411588), (51603, 408924), (55611, 379452), (63242, 333666), (68154, 309618), (68598, 307614), (68804, 306693), (74148, 284589), (94863, 222444), (102231, 206412), (102538, 205794), (102897, 205076), (103206, 204462), (111222, 189726), (126484, 166833), (136308, 154809), (137196, 153807)]