21480892

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1619}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 39191040

約数和(自身を除く): 17710148

約数列:

[1, 2, 4, 31, 62, 107, 124, 214, 428, 1619, 3238, 3317, 6476, 6634, 13268, 50189, 100378, 173233, 200756, 346466, 692932, 5370223, 10740446, 21480892]

約数ペア:

[(1, 21480892), (2, 10740446), (4, 5370223), (31, 692932), (62, 346466), (107, 200756), (124, 173233), (214, 100378), (428, 50189), (1619, 13268), (3238, 6634), (3317, 6476)]