21253834

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{15031}}^1$

素因数の和:15141

約数の個数: 16

約数和(自身を含む): 36798336

約数和(自身を除く): 15544502

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 15031, 30062, 105217, 210434, 1518131, 3036262, 10626917, 21253834]

約数ペア:

[(1, 21253834), (2, 10626917), (7, 3036262), (14, 1518131), (101, 210434), (202, 105217), (707, 30062), (1414, 15031)]