21004061

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{941}}^1$

素因数の和:1072

約数の個数: 16

約数和(自身を含む): 24213168

約数和(自身を除く): 3209107

約数列:

[1, 13, 17, 101, 221, 941, 1313, 1717, 12233, 15997, 22321, 95041, 207961, 1235533, 1615697, 21004061]

約数ペア:

[(1, 21004061), (13, 1615697), (17, 1235533), (101, 207961), (221, 95041), (941, 22321), (1313, 15997), (1717, 12233)]