21026376

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41719}}^1$

素因数の和:41738

約数の個数: 48

約数和(自身を含む): 65083200

約数和(自身を除く): 44056824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41719, 83438, 125157, 166876, 250314, 292033, 333752, 375471, 500628, 584066, 750942, 876099, 1001256, 1168132, 1501884, 1752198, 2336264, 2628297, 3003768, 3504396, 5256594, 7008792, 10513188, 21026376]

約数ペア:

[(1, 21026376), (2, 10513188), (3, 7008792), (4, 5256594), (6, 3504396), (7, 3003768), (8, 2628297), (9, 2336264), (12, 1752198), (14, 1501884), (18, 1168132), (21, 1001256), (24, 876099), (28, 750942), (36, 584066), (42, 500628), (56, 375471), (63, 333752), (72, 292033), (84, 250314), (126, 166876), (168, 125157), (252, 83438), (504, 41719)]