21993030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{244367}}^1$

素因数の和:244380

約数の個数: 24

約数和(自身を含む): 57182112

約数和(自身を除く): 35189082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 244367, 488734, 733101, 1221835, 1466202, 2199303, 2443670, 3665505, 4398606, 7331010, 10996515, 21993030]

約数ペア:

[(1, 21993030), (2, 10996515), (3, 7331010), (5, 4398606), (6, 3665505), (9, 2443670), (10, 2199303), (15, 1466202), (18, 1221835), (30, 733101), (45, 488734), (90, 244367)]