21744816

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 59936640

約数和(自身を除く): 38191824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 113, 114, 152, 211, 226, 228, 304, 339, 422, 452, 456, 633, 678, 844, 904, 912, 1266, 1356, 1688, 1808, 2147, 2532, 2712, 3376, 4009, 4294, 5064, 5424, 6441, 8018, 8588, 10128, 12027, 12882, 16036, 17176, 23843, 24054, 25764, 32072, 34352, 47686, 48108, 51528, 64144, 71529, 95372, 96216, 103056, 143058, 190744, 192432, 286116, 381488, 453017, 572232, 906034, 1144464, 1359051, 1812068, 2718102, 3624136, 5436204, 7248272, 10872408, 21744816]

約数ペア:

[(1, 21744816), (2, 10872408), (3, 7248272), (4, 5436204), (6, 3624136), (8, 2718102), (12, 1812068), (16, 1359051), (19, 1144464), (24, 906034), (38, 572232), (48, 453017), (57, 381488), (76, 286116), (113, 192432), (114, 190744), (152, 143058), (211, 103056), (226, 96216), (228, 95372), (304, 71529), (339, 64144), (422, 51528), (452, 48108), (456, 47686), (633, 34352), (678, 32072), (844, 25764), (904, 24054), (912, 23843), (1266, 17176), (1356, 16036), (1688, 12882), (1808, 12027), (2147, 10128), (2532, 8588), (2712, 8018), (3376, 6441), (4009, 5424), (4294, 5064)]