21372588

素因数分解:

$2^2\times 3^2\times {\mathrm{269}}^1\times {\mathrm{2207}}^1$

素因数の和:2486

約数の個数: 36

約数和(自身を含む): 54250560

約数和(自身を除く): 32877972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 269, 538, 807, 1076, 1614, 2207, 2421, 3228, 4414, 4842, 6621, 8828, 9684, 13242, 19863, 26484, 39726, 79452, 593683, 1187366, 1781049, 2374732, 3562098, 5343147, 7124196, 10686294, 21372588]

約数ペア:

[(1, 21372588), (2, 10686294), (3, 7124196), (4, 5343147), (6, 3562098), (9, 2374732), (12, 1781049), (18, 1187366), (36, 593683), (269, 79452), (538, 39726), (807, 26484), (1076, 19863), (1614, 13242), (2207, 9684), (2421, 8828), (3228, 6621), (4414, 4842)]