21167168

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:411

約数の個数: 56

約数和(自身を含む): 46414944

約数和(自身を除く): 25247776

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 107, 176, 214, 281, 352, 428, 562, 704, 856, 1124, 1177, 1712, 2248, 2354, 3091, 3424, 4496, 4708, 6182, 6848, 8992, 9416, 12364, 17984, 18832, 24728, 30067, 37664, 49456, 60134, 75328, 98912, 120268, 197824, 240536, 330737, 481072, 661474, 962144, 1322948, 1924288, 2645896, 5291792, 10583584, 21167168]

約数ペア:

[(1, 21167168), (2, 10583584), (4, 5291792), (8, 2645896), (11, 1924288), (16, 1322948), (22, 962144), (32, 661474), (44, 481072), (64, 330737), (88, 240536), (107, 197824), (176, 120268), (214, 98912), (281, 75328), (352, 60134), (428, 49456), (562, 37664), (704, 30067), (856, 24728), (1124, 18832), (1177, 17984), (1712, 12364), (2248, 9416), (2354, 8992), (3091, 6848), (3424, 6182), (4496, 4708)]