21122910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78233}}^1$

素因数の和:78249

約数の個数: 32

約数和(自身を含む): 56328480

約数和(自身を除く): 35205570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78233, 156466, 234699, 391165, 469398, 704097, 782330, 1173495, 1408194, 2112291, 2346990, 3520485, 4224582, 7040970, 10561455, 21122910]

約数ペア:

[(1, 21122910), (2, 10561455), (3, 7040970), (5, 4224582), (6, 3520485), (9, 2346990), (10, 2112291), (15, 1408194), (18, 1173495), (27, 782330), (30, 704097), (45, 469398), (54, 391165), (90, 234699), (135, 156466), (270, 78233)]