21753368

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29881}}^1$

素因数の和:29907

約数の個数: 32

約数和(自身を含む): 50201760

約数和(自身を除く): 28448392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29881, 59762, 119524, 209167, 239048, 388453, 418334, 776906, 836668, 1553812, 1673336, 2719171, 3107624, 5438342, 10876684, 21753368]

約数ペア:

[(1, 21753368), (2, 10876684), (4, 5438342), (7, 3107624), (8, 2719171), (13, 1673336), (14, 1553812), (26, 836668), (28, 776906), (52, 418334), (56, 388453), (91, 239048), (104, 209167), (182, 119524), (364, 59762), (728, 29881)]