21989334

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2017}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 46494720

約数和(自身を除く): 24505386

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 138, 158, 237, 474, 1817, 2017, 3634, 4034, 5451, 6051, 10902, 12102, 46391, 92782, 139173, 159343, 278346, 318686, 478029, 956058, 3664889, 7329778, 10994667, 21989334]

約数ペア:

[(1, 21989334), (2, 10994667), (3, 7329778), (6, 3664889), (23, 956058), (46, 478029), (69, 318686), (79, 278346), (138, 159343), (158, 139173), (237, 92782), (474, 46391), (1817, 12102), (2017, 10902), (3634, 6051), (4034, 5451)]