21376106902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{9221789}}^1$

素因数の和:9221871

約数の個数: 16

約数和(自身を含む): 34305058800

約数和(自身を除く): 12928951898

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 9221789, 18443578, 175213991, 350427982, 562529129, 1125058258, 10688053451, 21376106902]

約数ペア:

[(1, 21376106902), (2, 10688053451), (19, 1125058258), (38, 562529129), (61, 350427982), (122, 175213991), (1159, 18443578), (2318, 9221789)]