21299172

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43291}}^1$

素因数の和:43339

約数の個数: 24

約数和(自身を含む): 50911392

約数和(自身を除く): 29612220

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 43291, 86582, 129873, 173164, 259746, 519492, 1774931, 3549862, 5324793, 7099724, 10649586, 21299172]

約数ペア:

[(1, 21299172), (2, 10649586), (3, 7099724), (4, 5324793), (6, 3549862), (12, 1774931), (41, 519492), (82, 259746), (123, 173164), (164, 129873), (246, 86582), (492, 43291)]