21790272

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:576

約数の個数: 112

約数和(自身を含む): 68145152

約数和(自身を除く): 46354880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 168, 186, 192, 217, 224, 248, 336, 372, 434, 448, 496, 523, 651, 672, 744, 868, 992, 1046, 1302, 1344, 1488, 1569, 1736, 1984, 2092, 2604, 2976, 3138, 3472, 3661, 4184, 5208, 5952, 6276, 6944, 7322, 8368, 10416, 10983, 12552, 13888, 14644, 16213, 16736, 20832, 21966, 25104, 29288, 32426, 33472, 41664, 43932, 48639, 50208, 58576, 64852, 87864, 97278, 100416, 113491, 117152, 129704, 175728, 194556, 226982, 234304, 259408, 340473, 351456, 389112, 453964, 518816, 680946, 702912, 778224, 907928, 1037632, 1361892, 1556448, 1815856, 2723784, 3112896, 3631712, 5447568, 7263424, 10895136, 21790272]

約数ペア:

[(1, 21790272), (2, 10895136), (3, 7263424), (4, 5447568), (6, 3631712), (7, 3112896), (8, 2723784), (12, 1815856), (14, 1556448), (16, 1361892), (21, 1037632), (24, 907928), (28, 778224), (31, 702912), (32, 680946), (42, 518816), (48, 453964), (56, 389112), (62, 351456), (64, 340473), (84, 259408), (93, 234304), (96, 226982), (112, 194556), (124, 175728), (168, 129704), (186, 117152), (192, 113491), (217, 100416), (224, 97278), (248, 87864), (336, 64852), (372, 58576), (434, 50208), (448, 48639), (496, 43932), (523, 41664), (651, 33472), (672, 32426), (744, 29288), (868, 25104), (992, 21966), (1046, 20832), (1302, 16736), (1344, 16213), (1488, 14644), (1569, 13888), (1736, 12552), (1984, 10983), (2092, 10416), (2604, 8368), (2976, 7322), (3138, 6944), (3472, 6276), (3661, 5952), (4184, 5208)]