21584684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25819}}^1$

素因数の和:25853

約数の個数: 24

約数和(自身を含む): 43377600

約数和(自身を除く): 21792916

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25819, 51638, 103276, 284009, 490561, 568018, 981122, 1136036, 1962244, 5396171, 10792342, 21584684]

約数ペア:

[(1, 21584684), (2, 10792342), (4, 5396171), (11, 1962244), (19, 1136036), (22, 981122), (38, 568018), (44, 490561), (76, 284009), (209, 103276), (418, 51638), (836, 25819)]