21251136

素因数分解:

$2^6\times 3^1\times {\mathrm{151}}^1\times {\mathrm{733}}^1$

素因数の和:899

約数の個数: 56

約数和(自身を含む): 56676544

約数和(自身を除く): 35425408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 151, 192, 302, 453, 604, 733, 906, 1208, 1466, 1812, 2199, 2416, 2932, 3624, 4398, 4832, 5864, 7248, 8796, 9664, 11728, 14496, 17592, 23456, 28992, 35184, 46912, 70368, 110683, 140736, 221366, 332049, 442732, 664098, 885464, 1328196, 1770928, 2656392, 3541856, 5312784, 7083712, 10625568, 21251136]

約数ペア:

[(1, 21251136), (2, 10625568), (3, 7083712), (4, 5312784), (6, 3541856), (8, 2656392), (12, 1770928), (16, 1328196), (24, 885464), (32, 664098), (48, 442732), (64, 332049), (96, 221366), (151, 140736), (192, 110683), (302, 70368), (453, 46912), (604, 35184), (733, 28992), (906, 23456), (1208, 17592), (1466, 14496), (1812, 11728), (2199, 9664), (2416, 8796), (2932, 7248), (3624, 5864), (4398, 4832)]