21274122235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1\times {\mathrm{195077}}^1$

素因数の和:196382

約数の個数: 16

約数和(自身を含む): 27051856416

約数和(自身を除く): 5777734181

約数列:

[1, 5, 17, 85, 1283, 6415, 21811, 109055, 195077, 975385, 3316309, 16581545, 250283791, 1251418955, 4254824447, 21274122235]

約数ペア:

[(1, 21274122235), (5, 4254824447), (17, 1251418955), (85, 250283791), (1283, 16581545), (6415, 3316309), (21811, 975385), (109055, 195077)]