21763810

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4721}}^1$

素因数の和:5189

約数の個数: 16

約数和(自身を含む): 39268152

約数和(自身を除く): 17504342

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4610, 4721, 9442, 23605, 47210, 2176381, 4352762, 10881905, 21763810]

約数ペア:

[(1, 21763810), (2, 10881905), (5, 4352762), (10, 2176381), (461, 47210), (922, 23605), (2305, 9442), (4610, 4721)]