21962992

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{2729}}^1$

素因数の和:3240

約数の個数: 20

約数和(自身を含む): 42653520

約数和(自身を除く): 20690528

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 2729, 4024, 5458, 8048, 10916, 21832, 43664, 1372687, 2745374, 5490748, 10981496, 21962992]

約数ペア:

[(1, 21962992), (2, 10981496), (4, 5490748), (8, 2745374), (16, 1372687), (503, 43664), (1006, 21832), (2012, 10916), (2729, 8048), (4024, 5458)]