21996642

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1410

約数の個数: 32

約数和(自身を含む): 46641600

約数和(自身を除く): 24644958

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157, 314, 471, 942, 1229, 2458, 2983, 3687, 5966, 7374, 8949, 17898, 23351, 46702, 70053, 140106, 192953, 385906, 578859, 1157718, 3666107, 7332214, 10998321, 21996642]

約数ペア:

[(1, 21996642), (2, 10998321), (3, 7332214), (6, 3666107), (19, 1157718), (38, 578859), (57, 385906), (114, 192953), (157, 140106), (314, 70053), (471, 46702), (942, 23351), (1229, 17898), (2458, 8949), (2983, 7374), (3687, 5966)]