20214711

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2347}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 33811200

約数和(自身を除く): 13596489

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2347, 2871, 7041, 8613, 21123, 25817, 63369, 68063, 77451, 204189, 232353, 612567, 697059, 748693, 1837701, 2246079, 6738237, 20214711]

約数ペア:

[(1, 20214711), (3, 6738237), (9, 2246079), (11, 1837701), (27, 748693), (29, 697059), (33, 612567), (87, 232353), (99, 204189), (261, 77451), (297, 68063), (319, 63369), (783, 25817), (957, 21123), (2347, 8613), (2871, 7041)]