21427374

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 43856640

約数和(自身を除く): 22429266

約数列:

[1, 2, 3, 6, 71, 142, 179, 213, 281, 358, 426, 537, 562, 843, 1074, 1686, 12709, 19951, 25418, 38127, 39902, 50299, 59853, 76254, 100598, 119706, 150897, 301794, 3571229, 7142458, 10713687, 21427374]

約数ペア:

[(1, 21427374), (2, 10713687), (3, 7142458), (6, 3571229), (71, 301794), (142, 150897), (179, 119706), (213, 100598), (281, 76254), (358, 59853), (426, 50299), (537, 39902), (562, 38127), (843, 25418), (1074, 19951), (1686, 12709)]