21983406

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 45386880

約数和(自身を除く): 23403474

約数列:

[1, 2, 3, 6, 43, 86, 129, 139, 258, 278, 417, 613, 834, 1226, 1839, 3678, 5977, 11954, 17931, 26359, 35862, 52718, 79077, 85207, 158154, 170414, 255621, 511242, 3663901, 7327802, 10991703, 21983406]

約数ペア:

[(1, 21983406), (2, 10991703), (3, 7327802), (6, 3663901), (43, 511242), (86, 255621), (129, 170414), (139, 158154), (258, 85207), (278, 79077), (417, 52718), (613, 35862), (834, 26359), (1226, 17931), (1839, 11954), (3678, 5977)]