21051602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73607}}^1$

素因数の和:73633

約数の個数: 16

約数和(自身を含む): 37098432

約数和(自身を除く): 16046830

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 73607, 147214, 809677, 956891, 1619354, 1913782, 10525801, 21051602]

約数ペア:

[(1, 21051602), (2, 10525801), (11, 1913782), (13, 1619354), (22, 956891), (26, 809677), (143, 147214), (286, 73607)]