21739718

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10859}}^1$

素因数の和:10892

約数の個数: 32

約数和(自身を含む): 43787520

約数和(自身を除く): 22047802

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10859, 21718, 76013, 119449, 141167, 152026, 238898, 282334, 836143, 988169, 1552837, 1672286, 1976338, 3105674, 10869859, 21739718]

約数ペア:

[(1, 21739718), (2, 10869859), (7, 3105674), (11, 1976338), (13, 1672286), (14, 1552837), (22, 988169), (26, 836143), (77, 282334), (91, 238898), (143, 152026), (154, 141167), (182, 119449), (286, 76013), (1001, 21718), (2002, 10859)]