21100715998

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1\times {\mathrm{179029}}^1$

素因数の和:180963

約数の個数: 16

約数和(自身を含む): 32689445760

約数和(自身を除く): 11588729762

約数列:

[1, 2, 31, 62, 1901, 3802, 58931, 117862, 179029, 358058, 5549899, 11099798, 340334129, 680668258, 10550357999, 21100715998]

約数ペア:

[(1, 21100715998), (2, 10550357999), (31, 680668258), (62, 340334129), (1901, 11099798), (3802, 5549899), (58931, 358058), (117862, 179029)]