21958534

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20599}}^1$

素因数の和:20655

約数の個数: 16

約数和(自身を含む): 36338400

約数和(自身を除く): 14379866

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 20599, 41198, 267787, 535574, 844559, 1689118, 10979267, 21958534]

約数ペア:

[(1, 21958534), (2, 10979267), (13, 1689118), (26, 844559), (41, 535574), (82, 267787), (533, 41198), (1066, 20599)]