21373594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51133}}^1$

素因数の和:51165

約数の個数: 16

約数和(自身を含む): 36816480

約数和(自身を除く): 15442886

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51133, 102266, 562463, 971527, 1124926, 1943054, 10686797, 21373594]

約数ペア:

[(1, 21373594), (2, 10686797), (11, 1943054), (19, 1124926), (22, 971527), (38, 562463), (209, 102266), (418, 51133)]