21201330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{769}}^1\times {\mathrm{919}}^1$

素因数の和:1698

約数の個数: 32

約数和(自身を含む): 51004800

約数和(自身を除く): 29803470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 769, 919, 1538, 1838, 2307, 2757, 3845, 4595, 4614, 5514, 7690, 9190, 11535, 13785, 23070, 27570, 706711, 1413422, 2120133, 3533555, 4240266, 7067110, 10600665, 21201330]

約数ペア:

[(1, 21201330), (2, 10600665), (3, 7067110), (5, 4240266), (6, 3533555), (10, 2120133), (15, 1413422), (30, 706711), (769, 27570), (919, 23070), (1538, 13785), (1838, 11535), (2307, 9190), (2757, 7690), (3845, 5514), (4595, 4614)]