21581749908

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{6735877}}^1$

素因数の和:6735976

約数の個数: 36

約数和(自身を含む): 55166840820

約数和(自身を除く): 33585090912

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 6735877, 13471754, 20207631, 26943508, 40415262, 60622893, 80830524, 121245786, 242491572, 599493053, 1198986106, 1798479159, 2397972212, 3596958318, 5395437477, 7193916636, 10790874954, 21581749908]

約数ペア:

[(1, 21581749908), (2, 10790874954), (3, 7193916636), (4, 5395437477), (6, 3596958318), (9, 2397972212), (12, 1798479159), (18, 1198986106), (36, 599493053), (89, 242491572), (178, 121245786), (267, 80830524), (356, 60622893), (534, 40415262), (801, 26943508), (1068, 20207631), (1602, 13471754), (3204, 6735877)]