21867205927

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{5849}}^1$

素因数の和:6315

約数の個数: 32

約数和(自身を含む): 26838864000

約数和(自身を除く): 4971658073

約数列:

[1, 7, 17, 89, 119, 353, 623, 1513, 2471, 5849, 6001, 10591, 31417, 40943, 42007, 99433, 219919, 520561, 534089, 696031, 2064697, 3643927, 3738623, 8849537, 14452879, 35099849, 61946759, 183758033, 245698943, 1286306231, 3123886561, 21867205927]

約数ペア:

[(1, 21867205927), (7, 3123886561), (17, 1286306231), (89, 245698943), (119, 183758033), (353, 61946759), (623, 35099849), (1513, 14452879), (2471, 8849537), (5849, 3738623), (6001, 3643927), (10591, 2064697), (31417, 696031), (40943, 534089), (42007, 520561), (99433, 219919)]