22211605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20101}}^1$

素因数の和:20136

約数の個数: 16

約数和(自身を含む): 30394224

約数和(自身を除く): 8182619

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 20101, 100505, 261313, 341717, 1306565, 1708585, 4442321, 22211605]

約数ペア:

[(1, 22211605), (5, 4442321), (13, 1708585), (17, 1306565), (65, 341717), (85, 261313), (221, 100505), (1105, 20101)]