21066400081

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{626771}}^1$

素因数の和:626880

約数の個数: 16

約数和(自身を含む): 23315918400

約数和(自身を除く): 2249518319

約数列:

[1, 19, 29, 61, 551, 1159, 1769, 33611, 626771, 11908649, 18176359, 38233031, 345350821, 726427589, 1108757899, 21066400081]

約数ペア:

[(1, 21066400081), (19, 1108757899), (29, 726427589), (61, 345350821), (551, 38233031), (1159, 18176359), (1769, 11908649), (33611, 626771)]