21286044

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15161}}^1$

素因数の和:15187

約数の個数: 48

約数和(自身を含む): 59435040

約数和(自身を除く): 38148996

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 15161, 30322, 45483, 60644, 90966, 136449, 181932, 197093, 272898, 394186, 409347, 545796, 591279, 788372, 818694, 1182558, 1637388, 1773837, 2365116, 3547674, 5321511, 7095348, 10643022, 21286044]

約数ペア:

[(1, 21286044), (2, 10643022), (3, 7095348), (4, 5321511), (6, 3547674), (9, 2365116), (12, 1773837), (13, 1637388), (18, 1182558), (26, 818694), (27, 788372), (36, 591279), (39, 545796), (52, 409347), (54, 394186), (78, 272898), (108, 197093), (117, 181932), (156, 136449), (234, 90966), (351, 60644), (468, 45483), (702, 30322), (1404, 15161)]