21167256

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 60041520

約数和(自身を除く): 38874264

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 121, 132, 148, 197, 222, 242, 264, 296, 363, 394, 407, 444, 484, 591, 726, 788, 814, 888, 968, 1182, 1221, 1452, 1576, 1628, 2167, 2364, 2442, 2904, 3256, 4334, 4477, 4728, 4884, 6501, 7289, 8668, 8954, 9768, 13002, 13431, 14578, 17336, 17908, 21867, 23837, 26004, 26862, 29156, 35816, 43734, 47674, 52008, 53724, 58312, 71511, 80179, 87468, 95348, 107448, 143022, 160358, 174936, 190696, 240537, 286044, 320716, 481074, 572088, 641432, 881969, 962148, 1763938, 1924296, 2645907, 3527876, 5291814, 7055752, 10583628, 21167256]

約数ペア:

[(1, 21167256), (2, 10583628), (3, 7055752), (4, 5291814), (6, 3527876), (8, 2645907), (11, 1924296), (12, 1763938), (22, 962148), (24, 881969), (33, 641432), (37, 572088), (44, 481074), (66, 320716), (74, 286044), (88, 240537), (111, 190696), (121, 174936), (132, 160358), (148, 143022), (197, 107448), (222, 95348), (242, 87468), (264, 80179), (296, 71511), (363, 58312), (394, 53724), (407, 52008), (444, 47674), (484, 43734), (591, 35816), (726, 29156), (788, 26862), (814, 26004), (888, 23837), (968, 21867), (1182, 17908), (1221, 17336), (1452, 14578), (1576, 13431), (1628, 13002), (2167, 9768), (2364, 8954), (2442, 8668), (2904, 7289), (3256, 6501), (4334, 4884), (4477, 4728)]