21167654406

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1\times {\mathrm{86243}}^1$

素因数の和:88420

約数の個数: 32

約数和(自身を含む): 44584698240

約数和(自身を除く): 23417043834

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 2153, 4306, 6459, 12918, 40907, 81814, 86243, 122721, 172486, 245442, 258729, 517458, 1638617, 3277234, 4915851, 9831702, 185681179, 371362358, 557043537, 1114087074, 3527942401, 7055884802, 10583827203, 21167654406]

約数ペア:

[(1, 21167654406), (2, 10583827203), (3, 7055884802), (6, 3527942401), (19, 1114087074), (38, 557043537), (57, 371362358), (114, 185681179), (2153, 9831702), (4306, 4915851), (6459, 3277234), (12918, 1638617), (40907, 517458), (81814, 258729), (86243, 245442), (122721, 172486)]