21260914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{991}}^1$

素因数の和:1641

約数の個数: 16

約数和(自身を含む): 33854976

約数和(自身を除く): 12594062

約数列:

[1, 2, 17, 34, 631, 991, 1262, 1982, 10727, 16847, 21454, 33694, 625321, 1250642, 10630457, 21260914]

約数ペア:

[(1, 21260914), (2, 10630457), (17, 1250642), (34, 625321), (631, 33694), (991, 21454), (1262, 16847), (1982, 10727)]