6657865221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{20177}}^1$

素因数の和:21033

約数の個数: 32

約数和(自身を含む): 10692725760

約数和(自身を除く): 4034860539

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 827, 2481, 5789, 15713, 17367, 20177, 47139, 60531, 109991, 141239, 329973, 383363, 423717, 1150089, 2683541, 8050623, 16686379, 50059137, 116804653, 317041201, 350413959, 951123603, 2219288407, 6657865221]

約数ペア:

[(1, 6657865221), (3, 2219288407), (7, 951123603), (19, 350413959), (21, 317041201), (57, 116804653), (133, 50059137), (399, 16686379), (827, 8050623), (2481, 2683541), (5789, 1150089), (15713, 423717), (17367, 383363), (20177, 329973), (47139, 141239), (60531, 109991)]