21647766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30319}}^1$

素因数の和:30348

約数の個数: 32

約数和(自身を含む): 52392960

約数和(自身を除く): 30745194

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 30319, 60638, 90957, 181914, 212233, 424466, 515423, 636699, 1030846, 1273398, 1546269, 3092538, 3607961, 7215922, 10823883, 21647766]

約数ペア:

[(1, 21647766), (2, 10823883), (3, 7215922), (6, 3607961), (7, 3092538), (14, 1546269), (17, 1273398), (21, 1030846), (34, 636699), (42, 515423), (51, 424466), (102, 212233), (119, 181914), (238, 90957), (357, 60638), (714, 30319)]