21874173

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{5197}}^1$

素因数の和:5284

約数の個数: 16

約数和(自身を含む): 30938496

約数和(自身を除く): 9064323

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 5197, 15591, 119531, 317017, 358593, 951051, 7291391, 21874173]

約数ペア:

[(1, 21874173), (3, 7291391), (23, 951051), (61, 358593), (69, 317017), (183, 119531), (1403, 15591), (4209, 5197)]