21423592

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 41607720

約数和(自身を除く): 20184128

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 296, 314, 461, 628, 922, 1256, 1844, 3688, 5809, 11618, 17057, 23236, 34114, 46472, 68228, 72377, 136456, 144754, 289508, 579016, 2677949, 5355898, 10711796, 21423592]

約数ペア:

[(1, 21423592), (2, 10711796), (4, 5355898), (8, 2677949), (37, 579016), (74, 289508), (148, 144754), (157, 136456), (296, 72377), (314, 68228), (461, 46472), (628, 34114), (922, 23236), (1256, 17057), (1844, 11618), (3688, 5809)]