21533176

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1213}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 46326240

約数和(自身を除く): 24793064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 634, 1213, 1268, 2219, 2426, 2536, 4438, 4852, 8491, 8876, 9704, 16982, 17752, 33964, 67928, 384521, 769042, 1538084, 2691647, 3076168, 5383294, 10766588, 21533176]

約数ペア:

[(1, 21533176), (2, 10766588), (4, 5383294), (7, 3076168), (8, 2691647), (14, 1538084), (28, 769042), (56, 384521), (317, 67928), (634, 33964), (1213, 17752), (1268, 16982), (2219, 9704), (2426, 8876), (2536, 8491), (4438, 4852)]