21920016

素因数分解:

$2^4\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1459}}^1$

素因数の和:1783

約数の個数: 40

約数和(自身を含む): 56846560

約数和(自身を除く): 34926544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 313, 626, 939, 1252, 1459, 1878, 2504, 2918, 3756, 4377, 5008, 5836, 7512, 8754, 11672, 15024, 17508, 23344, 35016, 70032, 456667, 913334, 1370001, 1826668, 2740002, 3653336, 5480004, 7306672, 10960008, 21920016]

約数ペア:

[(1, 21920016), (2, 10960008), (3, 7306672), (4, 5480004), (6, 3653336), (8, 2740002), (12, 1826668), (16, 1370001), (24, 913334), (48, 456667), (313, 70032), (626, 35016), (939, 23344), (1252, 17508), (1459, 15024), (1878, 11672), (2504, 8754), (2918, 7512), (3756, 5836), (4377, 5008)]