21909695764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^2\times {\mathrm{313}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 43952755392

約数和(自身を除く): 22043059628

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 263, 313, 506, 526, 626, 1012, 1052, 1252, 2893, 3443, 5786, 6049, 6886, 7199, 11572, 12098, 13772, 14398, 24196, 28796, 66539, 69169, 79189, 82319, 133078, 138338, 158378, 164638, 266156, 276676, 316756, 329276, 760859, 905509, 1521718, 1590887, 1811018, 1893337, 3043436, 3181774, 3622036, 3786674, 6363548, 7573348, 17499757, 20826707, 21649897, 34999514, 41653414, 43299794, 69999028, 83306828, 86599588, 238148867, 476297734, 497947631, 952595468, 995895262, 1991790524, 5477423941, 10954847882, 21909695764]

約数ペア:

[(1, 21909695764), (2, 10954847882), (4, 5477423941), (11, 1991790524), (22, 995895262), (23, 952595468), (44, 497947631), (46, 476297734), (92, 238148867), (253, 86599588), (263, 83306828), (313, 69999028), (506, 43299794), (526, 41653414), (626, 34999514), (1012, 21649897), (1052, 20826707), (1252, 17499757), (2893, 7573348), (3443, 6363548), (5786, 3786674), (6049, 3622036), (6886, 3181774), (7199, 3043436), (11572, 1893337), (12098, 1811018), (13772, 1590887), (14398, 1521718), (24196, 905509), (28796, 760859), (66539, 329276), (69169, 316756), (79189, 276676), (82319, 266156), (133078, 164638), (138338, 158378)]