21360786

素因数分解:

$2^1\times 3^1\times {\mathrm{179}}^1\times {\mathrm{19889}}^1$

素因数の和:20073

約数の個数: 16

約数和(自身を含む): 42962400

約数和(自身を除く): 21601614

約数列:

[1, 2, 3, 6, 179, 358, 537, 1074, 19889, 39778, 59667, 119334, 3560131, 7120262, 10680393, 21360786]

約数ペア:

[(1, 21360786), (2, 10680393), (3, 7120262), (6, 3560131), (179, 119334), (358, 59667), (537, 39778), (1074, 19889)]