21146829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 33523200

約数和(自身を除く): 12376371

約数列:

[1, 3, 11, 19, 29, 33, 57, 87, 209, 319, 551, 627, 957, 1163, 1653, 3489, 6061, 12793, 18183, 22097, 33727, 38379, 66291, 101181, 243067, 370997, 640813, 729201, 1112991, 1922439, 7048943, 21146829]

約数ペア:

[(1, 21146829), (3, 7048943), (11, 1922439), (19, 1112991), (29, 729201), (33, 640813), (57, 370997), (87, 243067), (209, 101181), (319, 66291), (551, 38379), (627, 33727), (957, 22097), (1163, 18183), (1653, 12793), (3489, 6061)]