21806144

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 56

約数和(自身を含む): 46329600

約数和(自身を除く): 24523456

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 232, 248, 379, 464, 496, 758, 899, 928, 992, 1516, 1798, 1856, 1984, 3032, 3596, 6064, 7192, 10991, 11749, 12128, 14384, 21982, 23498, 24256, 28768, 43964, 46996, 57536, 87928, 93992, 175856, 187984, 340721, 351712, 375968, 681442, 703424, 751936, 1362884, 2725768, 5451536, 10903072, 21806144]

約数ペア:

[(1, 21806144), (2, 10903072), (4, 5451536), (8, 2725768), (16, 1362884), (29, 751936), (31, 703424), (32, 681442), (58, 375968), (62, 351712), (64, 340721), (116, 187984), (124, 175856), (232, 93992), (248, 87928), (379, 57536), (464, 46996), (496, 43964), (758, 28768), (899, 24256), (928, 23498), (992, 21982), (1516, 14384), (1798, 12128), (1856, 11749), (1984, 10991), (3032, 7192), (3596, 6064)]