21569136

素因数分解:

$2^4\times 3^1\times {\mathrm{197}}^1\times {\mathrm{2281}}^1$

素因数の和:2489

約数の個数: 40

約数和(自身を含む): 56027664

約数和(自身を除く): 34458528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 197, 394, 591, 788, 1182, 1576, 2281, 2364, 3152, 4562, 4728, 6843, 9124, 9456, 13686, 18248, 27372, 36496, 54744, 109488, 449357, 898714, 1348071, 1797428, 2696142, 3594856, 5392284, 7189712, 10784568, 21569136]

約数ペア:

[(1, 21569136), (2, 10784568), (3, 7189712), (4, 5392284), (6, 3594856), (8, 2696142), (12, 1797428), (16, 1348071), (24, 898714), (48, 449357), (197, 109488), (394, 54744), (591, 36496), (788, 27372), (1182, 18248), (1576, 13686), (2281, 9456), (2364, 9124), (3152, 6843), (4562, 4728)]