21006098136

素因数分解:

$2^3\times 3^2\times {\mathrm{239}}^1\times {\mathrm{1220717}}^1$

素因数の和:1220968

約数の個数: 48

約数和(自身を含む): 57129602400

約数和(自身を除く): 36123504264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 239, 478, 717, 956, 1434, 1912, 2151, 2868, 4302, 5736, 8604, 17208, 1220717, 2441434, 3662151, 4882868, 7324302, 9765736, 10986453, 14648604, 21972906, 29297208, 43945812, 87891624, 291751363, 583502726, 875254089, 1167005452, 1750508178, 2334010904, 2625762267, 3501016356, 5251524534, 7002032712, 10503049068, 21006098136]

約数ペア:

[(1, 21006098136), (2, 10503049068), (3, 7002032712), (4, 5251524534), (6, 3501016356), (8, 2625762267), (9, 2334010904), (12, 1750508178), (18, 1167005452), (24, 875254089), (36, 583502726), (72, 291751363), (239, 87891624), (478, 43945812), (717, 29297208), (956, 21972906), (1434, 14648604), (1912, 10986453), (2151, 9765736), (2868, 7324302), (4302, 4882868), (5736, 3662151), (8604, 2441434), (17208, 1220717)]