21522510

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 61562592

約数和(自身を除く): 40040082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 243, 255, 270, 306, 405, 459, 486, 510, 521, 765, 810, 918, 1042, 1215, 1377, 1530, 1563, 2295, 2430, 2605, 2754, 3126, 4131, 4590, 4689, 5210, 6885, 7815, 8262, 8857, 9378, 13770, 14067, 15630, 17714, 20655, 23445, 26571, 28134, 41310, 42201, 44285, 46890, 53142, 70335, 79713, 84402, 88570, 126603, 132855, 140670, 159426, 211005, 239139, 253206, 265710, 398565, 422010, 478278, 633015, 717417, 797130, 1195695, 1266030, 1434834, 2152251, 2391390, 3587085, 4304502, 7174170, 10761255, 21522510]

約数ペア:

[(1, 21522510), (2, 10761255), (3, 7174170), (5, 4304502), (6, 3587085), (9, 2391390), (10, 2152251), (15, 1434834), (17, 1266030), (18, 1195695), (27, 797130), (30, 717417), (34, 633015), (45, 478278), (51, 422010), (54, 398565), (81, 265710), (85, 253206), (90, 239139), (102, 211005), (135, 159426), (153, 140670), (162, 132855), (170, 126603), (243, 88570), (255, 84402), (270, 79713), (306, 70335), (405, 53142), (459, 46890), (486, 44285), (510, 42201), (521, 41310), (765, 28134), (810, 26571), (918, 23445), (1042, 20655), (1215, 17714), (1377, 15630), (1530, 14067), (1563, 13770), (2295, 9378), (2430, 8857), (2605, 8262), (2754, 7815), (3126, 6885), (4131, 5210), (4590, 4689)]