21183154

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:705

約数の個数: 16

約数和(自身を含む): 32235840

約数和(自身を除く): 11052686

約数列:

[1, 2, 163, 181, 326, 359, 362, 718, 29503, 58517, 59006, 64979, 117034, 129958, 10591577, 21183154]

約数ペア:

[(1, 21183154), (2, 10591577), (163, 129958), (181, 117034), (326, 64979), (359, 59006), (362, 58517), (718, 29503)]