21825584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{461}}^1$

素因数の和:749

約数の個数: 40

約数和(自身を含む): 46403280

約数和(自身を除く): 24577696

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 269, 461, 538, 922, 1076, 1844, 2152, 2959, 3688, 4304, 5071, 5918, 7376, 10142, 11836, 20284, 23672, 40568, 47344, 81136, 124009, 248018, 496036, 992072, 1364099, 1984144, 2728198, 5456396, 10912792, 21825584]

約数ペア:

[(1, 21825584), (2, 10912792), (4, 5456396), (8, 2728198), (11, 1984144), (16, 1364099), (22, 992072), (44, 496036), (88, 248018), (176, 124009), (269, 81136), (461, 47344), (538, 40568), (922, 23672), (1076, 20284), (1844, 11836), (2152, 10142), (2959, 7376), (3688, 5918), (4304, 5071)]