21754116

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2921

約数の個数: 48

約数和(自身を含む): 57214080

約数和(自身を除く): 35459964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 2837, 3834, 5674, 7668, 8511, 11348, 17022, 25533, 34044, 51066, 76599, 102132, 153198, 201427, 306396, 402854, 604281, 805708, 1208562, 1812843, 2417124, 3625686, 5438529, 7251372, 10877058, 21754116]

約数ペア:

[(1, 21754116), (2, 10877058), (3, 7251372), (4, 5438529), (6, 3625686), (9, 2417124), (12, 1812843), (18, 1208562), (27, 805708), (36, 604281), (54, 402854), (71, 306396), (108, 201427), (142, 153198), (213, 102132), (284, 76599), (426, 51066), (639, 34044), (852, 25533), (1278, 17022), (1917, 11348), (2556, 8511), (2837, 7668), (3834, 5674)]