21412944

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 160

約数和(自身を含む): 71939840

約数和(自身を除く): 50526896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 73, 84, 97, 108, 112, 126, 144, 146, 168, 189, 194, 216, 219, 252, 291, 292, 336, 378, 388, 432, 438, 504, 511, 582, 584, 657, 679, 756, 776, 873, 876, 1008, 1022, 1164, 1168, 1314, 1358, 1512, 1533, 1552, 1746, 1752, 1971, 2037, 2044, 2328, 2619, 2628, 2716, 3024, 3066, 3492, 3504, 3942, 4074, 4088, 4599, 4656, 5238, 5256, 5432, 6111, 6132, 6984, 7081, 7884, 8148, 8176, 9198, 10476, 10512, 10864, 12222, 12264, 13797, 13968, 14162, 15768, 16296, 18333, 18396, 20952, 21243, 24444, 24528, 27594, 28324, 31536, 32592, 36666, 36792, 41904, 42486, 48888, 49567, 55188, 56648, 63729, 73332, 73584, 84972, 97776, 99134, 110376, 113296, 127458, 146664, 148701, 169944, 191187, 198268, 220752, 254916, 293328, 297402, 339888, 382374, 396536, 446103, 509832, 594804, 764748, 793072, 892206, 1019664, 1189608, 1338309, 1529496, 1784412, 2379216, 2676618, 3058992, 3568824, 5353236, 7137648, 10706472, 21412944]

約数ペア:

[(1, 21412944), (2, 10706472), (3, 7137648), (4, 5353236), (6, 3568824), (7, 3058992), (8, 2676618), (9, 2379216), (12, 1784412), (14, 1529496), (16, 1338309), (18, 1189608), (21, 1019664), (24, 892206), (27, 793072), (28, 764748), (36, 594804), (42, 509832), (48, 446103), (54, 396536), (56, 382374), (63, 339888), (72, 297402), (73, 293328), (84, 254916), (97, 220752), (108, 198268), (112, 191187), (126, 169944), (144, 148701), (146, 146664), (168, 127458), (189, 113296), (194, 110376), (216, 99134), (219, 97776), (252, 84972), (291, 73584), (292, 73332), (336, 63729), (378, 56648), (388, 55188), (432, 49567), (438, 48888), (504, 42486), (511, 41904), (582, 36792), (584, 36666), (657, 32592), (679, 31536), (756, 28324), (776, 27594), (873, 24528), (876, 24444), (1008, 21243), (1022, 20952), (1164, 18396), (1168, 18333), (1314, 16296), (1358, 15768), (1512, 14162), (1533, 13968), (1552, 13797), (1746, 12264), (1752, 12222), (1971, 10864), (2037, 10512), (2044, 10476), (2328, 9198), (2619, 8176), (2628, 8148), (2716, 7884), (3024, 7081), (3066, 6984), (3492, 6132), (3504, 6111), (3942, 5432), (4074, 5256), (4088, 5238), (4599, 4656)]