21693544

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{883}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 42325920

約数和(自身を除く): 20632376

約数列:

[1, 2, 4, 8, 37, 74, 83, 148, 166, 296, 332, 664, 883, 1766, 3071, 3532, 6142, 7064, 12284, 24568, 32671, 65342, 73289, 130684, 146578, 261368, 293156, 586312, 2711693, 5423386, 10846772, 21693544]

約数ペア:

[(1, 21693544), (2, 10846772), (4, 5423386), (8, 2711693), (37, 586312), (74, 293156), (83, 261368), (148, 146578), (166, 130684), (296, 73289), (332, 65342), (664, 32671), (883, 24568), (1766, 12284), (3071, 7064), (3532, 6142)]