21100848

素因数分解:

$2^4\times 3^1\times {\mathrm{439601}}^1$

素因数の和:439612

約数の個数: 20

約数和(自身を含む): 54510648

約数和(自身を除く): 33409800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439601, 879202, 1318803, 1758404, 2637606, 3516808, 5275212, 7033616, 10550424, 21100848]

約数ペア:

[(1, 21100848), (2, 10550424), (3, 7033616), (4, 5275212), (6, 3516808), (8, 2637606), (12, 1758404), (16, 1318803), (24, 879202), (48, 439601)]