20891934

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23687}}^1$

素因数の和:23709

約数の個数: 36

約数和(自身を含む): 52658424

約数和(自身を除く): 31766490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23687, 47374, 71061, 142122, 165809, 213183, 331618, 426366, 497427, 994854, 1160663, 1492281, 2321326, 2984562, 3481989, 6963978, 10445967, 20891934]

約数ペア:

[(1, 20891934), (2, 10445967), (3, 6963978), (6, 3481989), (7, 2984562), (9, 2321326), (14, 1492281), (18, 1160663), (21, 994854), (42, 497427), (49, 426366), (63, 331618), (98, 213183), (126, 165809), (147, 142122), (294, 71061), (441, 47374), (882, 23687)]