21652438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{9341}}^1$

素因数の和:9423

約数の個数: 16

約数和(自身を含む): 34752240

約数和(自身を除く): 13099802

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 9341, 18682, 177479, 354958, 569801, 1139602, 10826219, 21652438]

約数ペア:

[(1, 21652438), (2, 10826219), (19, 1139602), (38, 569801), (61, 354958), (122, 177479), (1159, 18682), (2318, 9341)]