16051371

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 26304000

約数和(自身を除く): 10252629

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 821, 931, 1029, 2463, 2793, 5747, 6517, 15599, 17241, 19551, 40229, 46797, 109193, 120687, 281603, 327579, 764351, 844809, 2293053, 5350457, 16051371]

約数ペア:

[(1, 16051371), (3, 5350457), (7, 2293053), (19, 844809), (21, 764351), (49, 327579), (57, 281603), (133, 120687), (147, 109193), (343, 46797), (399, 40229), (821, 19551), (931, 17241), (1029, 15599), (2463, 6517), (2793, 5747)]