21744448

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 56

約数和(自身を含む): 47877984

約数和(自身を除く): 26133536

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 134, 176, 268, 352, 461, 536, 704, 737, 922, 1072, 1474, 1844, 2144, 2948, 3688, 4288, 5071, 5896, 7376, 10142, 11792, 14752, 20284, 23584, 29504, 30887, 40568, 47168, 61774, 81136, 123548, 162272, 247096, 324544, 339757, 494192, 679514, 988384, 1359028, 1976768, 2718056, 5436112, 10872224, 21744448]

約数ペア:

[(1, 21744448), (2, 10872224), (4, 5436112), (8, 2718056), (11, 1976768), (16, 1359028), (22, 988384), (32, 679514), (44, 494192), (64, 339757), (67, 324544), (88, 247096), (134, 162272), (176, 123548), (268, 81136), (352, 61774), (461, 47168), (536, 40568), (704, 30887), (737, 29504), (922, 23584), (1072, 20284), (1474, 14752), (1844, 11792), (2144, 10142), (2948, 7376), (3688, 5896), (4288, 5071)]