21434490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1$

素因数の和:1065

約数の個数: 128

約数和(自身を含む): 71331840

約数和(自身を除く): 49897350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 135, 154, 165, 189, 198, 210, 231, 270, 297, 315, 330, 378, 385, 462, 495, 594, 630, 693, 770, 945, 990, 1031, 1155, 1386, 1485, 1890, 2062, 2079, 2310, 2970, 3093, 3465, 4158, 5155, 6186, 6930, 7217, 9279, 10310, 10395, 11341, 14434, 15465, 18558, 20790, 21651, 22682, 27837, 30930, 34023, 36085, 43302, 46395, 55674, 56705, 64953, 68046, 72170, 79387, 92790, 102069, 108255, 113410, 129906, 139185, 158774, 170115, 194859, 204138, 216510, 238161, 278370, 306207, 324765, 340230, 389718, 396935, 476322, 510345, 612414, 649530, 714483, 793870, 974295, 1020690, 1190805, 1428966, 1531035, 1948590, 2143449, 2381610, 3062070, 3572415, 4286898, 7144830, 10717245, 21434490]

約数ペア:

[(1, 21434490), (2, 10717245), (3, 7144830), (5, 4286898), (6, 3572415), (7, 3062070), (9, 2381610), (10, 2143449), (11, 1948590), (14, 1531035), (15, 1428966), (18, 1190805), (21, 1020690), (22, 974295), (27, 793870), (30, 714483), (33, 649530), (35, 612414), (42, 510345), (45, 476322), (54, 396935), (55, 389718), (63, 340230), (66, 324765), (70, 306207), (77, 278370), (90, 238161), (99, 216510), (105, 204138), (110, 194859), (126, 170115), (135, 158774), (154, 139185), (165, 129906), (189, 113410), (198, 108255), (210, 102069), (231, 92790), (270, 79387), (297, 72170), (315, 68046), (330, 64953), (378, 56705), (385, 55674), (462, 46395), (495, 43302), (594, 36085), (630, 34023), (693, 30930), (770, 27837), (945, 22682), (990, 21651), (1031, 20790), (1155, 18558), (1386, 15465), (1485, 14434), (1890, 11341), (2062, 10395), (2079, 10310), (2310, 9279), (2970, 7217), (3093, 6930), (3465, 6186), (4158, 5155)]