21897709945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1301}}^1\times {\mathrm{198017}}^1$

素因数の和:199340

約数の個数: 16

約数和(自身を含む): 27844499088

約数和(自身を除く): 5946789143

約数列:

[1, 5, 17, 85, 1301, 6505, 22117, 110585, 198017, 990085, 3366289, 16831445, 257620117, 1288100585, 4379541989, 21897709945]

約数ペア:

[(1, 21897709945), (5, 4379541989), (17, 1288100585), (85, 257620117), (1301, 16831445), (6505, 3366289), (22117, 990085), (110585, 198017)]