21571968

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{5107}}^1$

素因数の和:5135

約数の個数: 64

約数和(自身を含む): 62521920

約数和(自身を除く): 40949952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 264, 352, 384, 528, 704, 1056, 1408, 2112, 4224, 5107, 10214, 15321, 20428, 30642, 40856, 56177, 61284, 81712, 112354, 122568, 163424, 168531, 224708, 245136, 326848, 337062, 449416, 490272, 653696, 674124, 898832, 980544, 1348248, 1797664, 1961088, 2696496, 3595328, 5392992, 7190656, 10785984, 21571968]

約数ペア:

[(1, 21571968), (2, 10785984), (3, 7190656), (4, 5392992), (6, 3595328), (8, 2696496), (11, 1961088), (12, 1797664), (16, 1348248), (22, 980544), (24, 898832), (32, 674124), (33, 653696), (44, 490272), (48, 449416), (64, 337062), (66, 326848), (88, 245136), (96, 224708), (128, 168531), (132, 163424), (176, 122568), (192, 112354), (264, 81712), (352, 61284), (384, 56177), (528, 40856), (704, 30642), (1056, 20428), (1408, 15321), (2112, 10214), (4224, 5107)]