21870576

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1$

素因数の和:1703

約数の個数: 120

約数和(自身を含む): 75377120

約数和(自身を除く): 53506544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1669, 1872, 2184, 3276, 3338, 4368, 5007, 6552, 6676, 10014, 11683, 13104, 13352, 15021, 20028, 21697, 23366, 26704, 30042, 35049, 40056, 43394, 46732, 60084, 65091, 70098, 80112, 86788, 93464, 105147, 120168, 130182, 140196, 151879, 173576, 186928, 195273, 210294, 240336, 260364, 280392, 303758, 347152, 390546, 420588, 455637, 520728, 560784, 607516, 781092, 841176, 911274, 1041456, 1215032, 1366911, 1562184, 1682352, 1822548, 2430064, 2733822, 3124368, 3645096, 5467644, 7290192, 10935288, 21870576]

約数ペア:

[(1, 21870576), (2, 10935288), (3, 7290192), (4, 5467644), (6, 3645096), (7, 3124368), (8, 2733822), (9, 2430064), (12, 1822548), (13, 1682352), (14, 1562184), (16, 1366911), (18, 1215032), (21, 1041456), (24, 911274), (26, 841176), (28, 781092), (36, 607516), (39, 560784), (42, 520728), (48, 455637), (52, 420588), (56, 390546), (63, 347152), (72, 303758), (78, 280392), (84, 260364), (91, 240336), (104, 210294), (112, 195273), (117, 186928), (126, 173576), (144, 151879), (156, 140196), (168, 130182), (182, 120168), (208, 105147), (234, 93464), (252, 86788), (273, 80112), (312, 70098), (336, 65091), (364, 60084), (468, 46732), (504, 43394), (546, 40056), (624, 35049), (728, 30042), (819, 26704), (936, 23366), (1008, 21697), (1092, 20028), (1456, 15021), (1638, 13352), (1669, 13104), (1872, 11683), (2184, 10014), (3276, 6676), (3338, 6552), (4368, 5007)]