21238399496

素因数分解:

$2^3\times {\mathrm{8803}}^1\times {\mathrm{301579}}^1$

素因数の和:310388

約数の個数: 16

約数和(自身を含む): 39826654800

約数和(自身を除く): 18588255304

約数列:

[1, 2, 4, 8, 8803, 17606, 35212, 70424, 301579, 603158, 1206316, 2412632, 2654799937, 5309599874, 10619199748, 21238399496]

約数ペア:

[(1, 21238399496), (2, 10619199748), (4, 5309599874), (8, 2654799937), (8803, 2412632), (17606, 1206316), (35212, 603158), (70424, 301579)]