21940464

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5023}}^1$

素因数の和:5054

約数の個数: 80

約数和(自身を含む): 69773312

約数和(自身を除く): 47832848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 5023, 10046, 15069, 20092, 30138, 35161, 40184, 60276, 65299, 70322, 80368, 105483, 120552, 130598, 140644, 195897, 210966, 241104, 261196, 281288, 391794, 421932, 457093, 522392, 562576, 783588, 843864, 914186, 1044784, 1371279, 1567176, 1687728, 1828372, 2742558, 3134352, 3656744, 5485116, 7313488, 10970232, 21940464]

約数ペア:

[(1, 21940464), (2, 10970232), (3, 7313488), (4, 5485116), (6, 3656744), (7, 3134352), (8, 2742558), (12, 1828372), (13, 1687728), (14, 1567176), (16, 1371279), (21, 1044784), (24, 914186), (26, 843864), (28, 783588), (39, 562576), (42, 522392), (48, 457093), (52, 421932), (56, 391794), (78, 281288), (84, 261196), (91, 241104), (104, 210966), (112, 195897), (156, 140644), (168, 130598), (182, 120552), (208, 105483), (273, 80368), (312, 70322), (336, 65299), (364, 60276), (546, 40184), (624, 35161), (728, 30138), (1092, 20092), (1456, 15069), (2184, 10046), (4368, 5023)]