21821105148

素因数分解:

$2^2\times 3^1\times {\mathrm{19919}}^1\times {\mathrm{91291}}^1$

素因数の和:111217

約数の個数: 24

約数和(自身を含む): 50919025920

約数和(自身を除く): 29097920772

約数列:

[1, 2, 3, 4, 6, 12, 19919, 39838, 59757, 79676, 91291, 119514, 182582, 239028, 273873, 365164, 547746, 1095492, 1818425429, 3636850858, 5455276287, 7273701716, 10910552574, 21821105148]

約数ペア:

[(1, 21821105148), (2, 10910552574), (3, 7273701716), (4, 5455276287), (6, 3636850858), (12, 1818425429), (19919, 1095492), (39838, 547746), (59757, 365164), (79676, 273873), (91291, 239028), (119514, 182582)]