21307398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26701}}^1$

素因数の和:26732

約数の個数: 32

約数和(自身を含む): 51267840

約数和(自身を除く): 29960442

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 26701, 53402, 80103, 160206, 186907, 373814, 507319, 560721, 1014638, 1121442, 1521957, 3043914, 3551233, 7102466, 10653699, 21307398]

約数ペア:

[(1, 21307398), (2, 10653699), (3, 7102466), (6, 3551233), (7, 3043914), (14, 1521957), (19, 1121442), (21, 1014638), (38, 560721), (42, 507319), (57, 373814), (114, 186907), (133, 160206), (266, 80103), (399, 53402), (798, 26701)]