21308610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1231}}^1$

素因数の和:1818

約数の個数: 32

約数和(自身を含む): 51270912

約数和(自身を除く): 29962302

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 577, 1154, 1231, 1731, 2462, 2885, 3462, 3693, 5770, 6155, 7386, 8655, 12310, 17310, 18465, 36930, 710287, 1420574, 2130861, 3551435, 4261722, 7102870, 10654305, 21308610]

約数ペア:

[(1, 21308610), (2, 10654305), (3, 7102870), (5, 4261722), (6, 3551435), (10, 2130861), (15, 1420574), (30, 710287), (577, 36930), (1154, 18465), (1231, 17310), (1731, 12310), (2462, 8655), (2885, 7386), (3462, 6155), (3693, 5770)]