21245652

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2890

約数の個数: 60

約数和(自身を含む): 57975456

約数和(自身を除く): 36729804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 276, 324, 414, 621, 828, 1242, 1863, 2484, 2851, 3726, 5702, 7452, 8553, 11404, 17106, 25659, 34212, 51318, 65573, 76977, 102636, 131146, 153954, 196719, 230931, 262292, 307908, 393438, 461862, 590157, 786876, 923724, 1180314, 1770471, 2360628, 3540942, 5311413, 7081884, 10622826, 21245652]

約数ペア:

[(1, 21245652), (2, 10622826), (3, 7081884), (4, 5311413), (6, 3540942), (9, 2360628), (12, 1770471), (18, 1180314), (23, 923724), (27, 786876), (36, 590157), (46, 461862), (54, 393438), (69, 307908), (81, 262292), (92, 230931), (108, 196719), (138, 153954), (162, 131146), (207, 102636), (276, 76977), (324, 65573), (414, 51318), (621, 34212), (828, 25659), (1242, 17106), (1863, 11404), (2484, 8553), (2851, 7452), (3726, 5702)]