21697822

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{607}}^1$

素因数の和:963

約数の個数: 16

約数和(自身を含む): 33247872

約数和(自身を除く): 11550050

約数列:

[1, 2, 61, 122, 293, 586, 607, 1214, 17873, 35746, 37027, 74054, 177851, 355702, 10848911, 21697822]

約数ペア:

[(1, 21697822), (2, 10848911), (61, 355702), (122, 177851), (293, 74054), (586, 37027), (607, 35746), (1214, 17873)]