21849390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2357}}^1$

素因数の和:2473

約数の個数: 48

約数和(自身を含む): 57384288

約数和(自身を除く): 35534898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 103, 206, 309, 515, 618, 927, 1030, 1545, 1854, 2357, 3090, 4635, 4714, 7071, 9270, 11785, 14142, 21213, 23570, 35355, 42426, 70710, 106065, 212130, 242771, 485542, 728313, 1213855, 1456626, 2184939, 2427710, 3641565, 4369878, 7283130, 10924695, 21849390]

約数ペア:

[(1, 21849390), (2, 10924695), (3, 7283130), (5, 4369878), (6, 3641565), (9, 2427710), (10, 2184939), (15, 1456626), (18, 1213855), (30, 728313), (45, 485542), (90, 242771), (103, 212130), (206, 106065), (309, 70710), (515, 42426), (618, 35355), (927, 23570), (1030, 21213), (1545, 14142), (1854, 11785), (2357, 9270), (3090, 7071), (4635, 4714)]