21292238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{12251}}^1$

素因数の和:12343

約数の個数: 16

約数和(自身を含む): 35285760

約数和(自身を除く): 13993522

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 12251, 24502, 134761, 269522, 967829, 1935658, 10646119, 21292238]

約数ペア:

[(1, 21292238), (2, 10646119), (11, 1935658), (22, 967829), (79, 269522), (158, 134761), (869, 24502), (1738, 12251)]