21386180413

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1\times {\mathrm{2269}}^1$

素因数の和:3421

約数の個数: 32

約数和(自身を含む): 24895180800

約数和(自身を除く): 3509000387

約数列:

[1, 13, 23, 29, 299, 377, 667, 1087, 2269, 8671, 14131, 25001, 29497, 31523, 52187, 65801, 325013, 409799, 678431, 725029, 855413, 1513423, 2466403, 9425377, 19674499, 32063239, 56727269, 71525687, 737454497, 929833931, 1645090801, 21386180413]

約数ペア:

[(1, 21386180413), (13, 1645090801), (23, 929833931), (29, 737454497), (299, 71525687), (377, 56727269), (667, 32063239), (1087, 19674499), (2269, 9425377), (8671, 2466403), (14131, 1513423), (25001, 855413), (29497, 725029), (31523, 678431), (52187, 409799), (65801, 325013)]