21867896

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{88177}}^1$

素因数の和:88214

約数の個数: 16

約数和(自身を含む): 42325440

約数和(自身を除く): 20457544

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 88177, 176354, 352708, 705416, 2733487, 5466974, 10933948, 21867896]

約数ペア:

[(1, 21867896), (2, 10933948), (4, 5466974), (8, 2733487), (31, 705416), (62, 352708), (124, 176354), (248, 88177)]