21800576

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 29607424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 406, 448, 464, 812, 839, 896, 928, 1624, 1678, 1856, 3248, 3356, 3712, 5873, 6496, 6712, 11746, 12992, 13424, 23492, 24331, 25984, 26848, 46984, 48662, 53696, 93968, 97324, 107392, 170317, 187936, 194648, 340634, 375872, 389296, 681268, 751744, 778592, 1362536, 1557184, 2725072, 3114368, 5450144, 10900288, 21800576]

約数ペア:

[(1, 21800576), (2, 10900288), (4, 5450144), (7, 3114368), (8, 2725072), (14, 1557184), (16, 1362536), (28, 778592), (29, 751744), (32, 681268), (56, 389296), (58, 375872), (64, 340634), (112, 194648), (116, 187936), (128, 170317), (203, 107392), (224, 97324), (232, 93968), (406, 53696), (448, 48662), (464, 46984), (812, 26848), (839, 25984), (896, 24331), (928, 23492), (1624, 13424), (1678, 12992), (1856, 11746), (3248, 6712), (3356, 6496), (3712, 5873)]