21326421948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{136707833}}^1$

素因数の和:136707853

約数の個数: 24

約数和(自身を含む): 53589470928

約数和(自身を除く): 32263048980

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 136707833, 273415666, 410123499, 546831332, 820246998, 1640493996, 1777201829, 3554403658, 5331605487, 7108807316, 10663210974, 21326421948]

約数ペア:

[(1, 21326421948), (2, 10663210974), (3, 7108807316), (4, 5331605487), (6, 3554403658), (12, 1777201829), (13, 1640493996), (26, 820246998), (39, 546831332), (52, 410123499), (78, 273415666), (156, 136707833)]