21230344

素因数分解:

$2^3\times {\mathrm{659}}^1\times {\mathrm{4027}}^1$

素因数の和:4692

約数の個数: 16

約数和(自身を含む): 39877200

約数和(自身を除く): 18646856

約数列:

[1, 2, 4, 8, 659, 1318, 2636, 4027, 5272, 8054, 16108, 32216, 2653793, 5307586, 10615172, 21230344]

約数ペア:

[(1, 21230344), (2, 10615172), (4, 5307586), (8, 2653793), (659, 32216), (1318, 16108), (2636, 8054), (4027, 5272)]