21552154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 35997696

約数和(自身を除く): 14445542

約数列:

[1, 2, 13, 26, 61, 107, 122, 127, 214, 254, 793, 1391, 1586, 1651, 2782, 3302, 6527, 7747, 13054, 13589, 15494, 27178, 84851, 100711, 169702, 176657, 201422, 353314, 828929, 1657858, 10776077, 21552154]

約数ペア:

[(1, 21552154), (2, 10776077), (13, 1657858), (26, 828929), (61, 353314), (107, 201422), (122, 176657), (127, 169702), (214, 100711), (254, 84851), (793, 27178), (1391, 15494), (1586, 13589), (1651, 13054), (2782, 7747), (3302, 6527)]