21043932

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2753}}^1$

素因数の和:2787

約数の個数: 72

約数和(自身を含む): 61535376

約数和(自身を除く): 40491444

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 2753, 3822, 5506, 7644, 8259, 11012, 16518, 19271, 33036, 35789, 38542, 57813, 71578, 77084, 107367, 115626, 134897, 143156, 214734, 231252, 250523, 269794, 404691, 429468, 501046, 539588, 751569, 809382, 1002092, 1503138, 1618764, 1753661, 3006276, 3507322, 5260983, 7014644, 10521966, 21043932]

約数ペア:

[(1, 21043932), (2, 10521966), (3, 7014644), (4, 5260983), (6, 3507322), (7, 3006276), (12, 1753661), (13, 1618764), (14, 1503138), (21, 1002092), (26, 809382), (28, 751569), (39, 539588), (42, 501046), (49, 429468), (52, 404691), (78, 269794), (84, 250523), (91, 231252), (98, 214734), (147, 143156), (156, 134897), (182, 115626), (196, 107367), (273, 77084), (294, 71578), (364, 57813), (546, 38542), (588, 35789), (637, 33036), (1092, 19271), (1274, 16518), (1911, 11012), (2548, 8259), (2753, 7644), (3822, 5506)]