21820488

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5791}}^1$

素因数の和:5957

約数の個数: 32

約数和(自身を含む): 54908160

約数和(自身を除く): 33087672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5791, 11582, 17373, 23164, 34746, 46328, 69492, 138984, 909187, 1818374, 2727561, 3636748, 5455122, 7273496, 10910244, 21820488]

約数ペア:

[(1, 21820488), (2, 10910244), (3, 7273496), (4, 5455122), (6, 3636748), (8, 2727561), (12, 1818374), (24, 909187), (157, 138984), (314, 69492), (471, 46328), (628, 34746), (942, 23164), (1256, 17373), (1884, 11582), (3768, 5791)]