21966820214

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{864223}}^1$

素因数の和:864475

約数の個数: 16

約数和(自身を含む): 33601029120

約数和(自身を除く): 11634208906

約数列:

[1, 2, 71, 142, 179, 358, 12709, 25418, 864223, 1728446, 61359833, 122719666, 154695917, 309391834, 10983410107, 21966820214]

約数ペア:

[(1, 21966820214), (2, 10983410107), (71, 309391834), (142, 154695917), (179, 122719666), (358, 61359833), (12709, 1728446), (25418, 864223)]