21571693

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{601}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 25486272

約数和(自身を除く): 3914579

約数列:

[1, 11, 13, 143, 251, 601, 2761, 3263, 6611, 7813, 35893, 85943, 150851, 1659361, 1961063, 21571693]

約数ペア:

[(1, 21571693), (11, 1961063), (13, 1659361), (143, 150851), (251, 85943), (601, 35893), (2761, 7813), (3263, 6611)]