21801198

素因数分解:

$2^1\times 3^1\times {\mathrm{1223}}^1\times {\mathrm{2971}}^1$

素因数の和:4199

約数の個数: 16

約数和(自身を含む): 43652736

約数和(自身を除く): 21851538

約数列:

[1, 2, 3, 6, 1223, 2446, 2971, 3669, 5942, 7338, 8913, 17826, 3633533, 7267066, 10900599, 21801198]

約数ペア:

[(1, 21801198), (2, 10900599), (3, 7267066), (6, 3633533), (1223, 17826), (2446, 8913), (2971, 7338), (3669, 5942)]