2149505967

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5387233}}^1$

素因数の和:5387262

約数の個数: 16

約数和(自身を含む): 3447829760

約数和(自身を除く): 1298323793

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5387233, 16161699, 37710631, 102357427, 113131893, 307072281, 716501989, 2149505967]

約数ペア:

[(1, 2149505967), (3, 716501989), (7, 307072281), (19, 113131893), (21, 102357427), (57, 37710631), (133, 16161699), (399, 5387233)]