21235728

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9413}}^1$

素因数の和:9471

約数の個数: 40

約数和(自身を含む): 56032128

約数和(自身を除く): 34796400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9413, 18826, 28239, 37652, 56478, 75304, 112956, 150608, 225912, 442411, 451824, 884822, 1327233, 1769644, 2654466, 3539288, 5308932, 7078576, 10617864, 21235728]

約数ペア:

[(1, 21235728), (2, 10617864), (3, 7078576), (4, 5308932), (6, 3539288), (8, 2654466), (12, 1769644), (16, 1327233), (24, 884822), (47, 451824), (48, 442411), (94, 225912), (141, 150608), (188, 112956), (282, 75304), (376, 56478), (564, 37652), (752, 28239), (1128, 18826), (2256, 9413)]