21200670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{337}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 56946240

約数和(自身を除く): 35745570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 233, 270, 337, 466, 674, 699, 1011, 1165, 1398, 1685, 2022, 2097, 2330, 3033, 3370, 3495, 4194, 5055, 6066, 6291, 6990, 9099, 10110, 10485, 12582, 15165, 18198, 20970, 30330, 31455, 45495, 62910, 78521, 90990, 157042, 235563, 392605, 471126, 706689, 785210, 1177815, 1413378, 2120067, 2355630, 3533445, 4240134, 7066890, 10600335, 21200670]

約数ペア:

[(1, 21200670), (2, 10600335), (3, 7066890), (5, 4240134), (6, 3533445), (9, 2355630), (10, 2120067), (15, 1413378), (18, 1177815), (27, 785210), (30, 706689), (45, 471126), (54, 392605), (90, 235563), (135, 157042), (233, 90990), (270, 78521), (337, 62910), (466, 45495), (674, 31455), (699, 30330), (1011, 20970), (1165, 18198), (1398, 15165), (1685, 12582), (2022, 10485), (2097, 10110), (2330, 9099), (3033, 6990), (3370, 6291), (3495, 6066), (4194, 5055)]