21738054

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1217}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 47063520

約数和(自身を除く): 25325466

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 229, 458, 687, 1217, 1374, 2434, 2977, 3651, 5954, 7302, 8931, 15821, 17862, 31642, 47463, 94926, 278693, 557386, 836079, 1672158, 3623009, 7246018, 10869027, 21738054]

約数ペア:

[(1, 21738054), (2, 10869027), (3, 7246018), (6, 3623009), (13, 1672158), (26, 836079), (39, 557386), (78, 278693), (229, 94926), (458, 47463), (687, 31642), (1217, 17862), (1374, 15821), (2434, 8931), (2977, 7302), (3651, 5954)]