21349488

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{2833}}^1$

素因数の和:3001

約数の個数: 40

約数和(自身を含む): 55523728

約数和(自身を除く): 34174240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 2833, 3768, 5666, 7536, 8499, 11332, 16998, 22664, 33996, 45328, 67992, 135984, 444781, 889562, 1334343, 1779124, 2668686, 3558248, 5337372, 7116496, 10674744, 21349488]

約数ペア:

[(1, 21349488), (2, 10674744), (3, 7116496), (4, 5337372), (6, 3558248), (8, 2668686), (12, 1779124), (16, 1334343), (24, 889562), (48, 444781), (157, 135984), (314, 67992), (471, 45328), (628, 33996), (942, 22664), (1256, 16998), (1884, 11332), (2512, 8499), (2833, 7536), (3768, 5666)]