21537574

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:879

約数の個数: 16

約数和(自身を含む): 32853888

約数和(自身を除く): 11316314

約数列:

[1, 2, 113, 157, 226, 314, 607, 1214, 17741, 35482, 68591, 95299, 137182, 190598, 10768787, 21537574]

約数ペア:

[(1, 21537574), (2, 10768787), (113, 190598), (157, 137182), (226, 95299), (314, 68591), (607, 35482), (1214, 17741)]