21068271806

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{4643}}^1\times {\mathrm{33863}}^1$

素因数の和:38575

約数の個数: 16

約数和(自身を含む): 32081940864

約数和(自身を除く): 11013669058

約数列:

[1, 2, 67, 134, 4643, 9286, 33863, 67726, 311081, 622162, 2268821, 4537642, 157225909, 314451818, 10534135903, 21068271806]

約数ペア:

[(1, 21068271806), (2, 10534135903), (67, 314451818), (134, 157225909), (4643, 4537642), (9286, 2268821), (33863, 622162), (67726, 311081)]