21483870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37691}}^1$

素因数の和:37720

約数の個数: 32

約数和(自身を含む): 54276480

約数和(自身を除く): 32792610

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37691, 75382, 113073, 188455, 226146, 376910, 565365, 716129, 1130730, 1432258, 2148387, 3580645, 4296774, 7161290, 10741935, 21483870]

約数ペア:

[(1, 21483870), (2, 10741935), (3, 7161290), (5, 4296774), (6, 3580645), (10, 2148387), (15, 1432258), (19, 1130730), (30, 716129), (38, 565365), (57, 376910), (95, 226146), (114, 188455), (190, 113073), (285, 75382), (570, 37691)]