21900032

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 108

約数和(自身を含む): 55457808

約数和(自身を除く): 33557776

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 101, 112, 121, 128, 154, 176, 202, 224, 242, 256, 308, 352, 404, 448, 484, 616, 704, 707, 808, 847, 896, 968, 1111, 1232, 1408, 1414, 1616, 1694, 1792, 1936, 2222, 2464, 2816, 2828, 3232, 3388, 3872, 4444, 4928, 5656, 6464, 6776, 7744, 7777, 8888, 9856, 11312, 12221, 12928, 13552, 15488, 15554, 17776, 19712, 22624, 24442, 25856, 27104, 30976, 31108, 35552, 45248, 48884, 54208, 62216, 71104, 85547, 90496, 97768, 108416, 124432, 142208, 171094, 180992, 195536, 216832, 248864, 284416, 342188, 391072, 497728, 684376, 782144, 995456, 1368752, 1564288, 1990912, 2737504, 3128576, 5475008, 10950016, 21900032]

約数ペア:

[(1, 21900032), (2, 10950016), (4, 5475008), (7, 3128576), (8, 2737504), (11, 1990912), (14, 1564288), (16, 1368752), (22, 995456), (28, 782144), (32, 684376), (44, 497728), (56, 391072), (64, 342188), (77, 284416), (88, 248864), (101, 216832), (112, 195536), (121, 180992), (128, 171094), (154, 142208), (176, 124432), (202, 108416), (224, 97768), (242, 90496), (256, 85547), (308, 71104), (352, 62216), (404, 54208), (448, 48884), (484, 45248), (616, 35552), (704, 31108), (707, 30976), (808, 27104), (847, 25856), (896, 24442), (968, 22624), (1111, 19712), (1232, 17776), (1408, 15554), (1414, 15488), (1616, 13552), (1694, 12928), (1792, 12221), (1936, 11312), (2222, 9856), (2464, 8888), (2816, 7777), (2828, 7744), (3232, 6776), (3388, 6464), (3872, 5656), (4444, 4928)]