21384228

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33623}}^1$

素因数の和:33683

約数の個数: 24

約数和(自身を含む): 50839488

約数和(自身を除く): 29455260

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33623, 67246, 100869, 134492, 201738, 403476, 1782019, 3564038, 5346057, 7128076, 10692114, 21384228]

約数ペア:

[(1, 21384228), (2, 10692114), (3, 7128076), (4, 5346057), (6, 3564038), (12, 1782019), (53, 403476), (106, 201738), (159, 134492), (212, 100869), (318, 67246), (636, 33623)]