21338966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18301}}^1$

素因数の和:18367

約数の個数: 16

約数和(自身を含む): 35579088

約数和(自身を除く): 14240122

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18301, 36602, 201311, 402622, 969953, 1939906, 10669483, 21338966]

約数ペア:

[(1, 21338966), (2, 10669483), (11, 1939906), (22, 969953), (53, 402622), (106, 201311), (583, 36602), (1166, 18301)]