21786912

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 72176832

約数和(自身を除く): 50389920

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 101, 107, 112, 126, 144, 168, 202, 214, 224, 252, 288, 303, 321, 336, 404, 428, 504, 606, 642, 672, 707, 749, 808, 856, 909, 963, 1008, 1212, 1284, 1414, 1498, 1616, 1712, 1818, 1926, 2016, 2121, 2247, 2424, 2568, 2828, 2996, 3232, 3424, 3636, 3852, 4242, 4494, 4848, 5136, 5656, 5992, 6363, 6741, 7272, 7704, 8484, 8988, 9696, 10272, 10807, 11312, 11984, 12726, 13482, 14544, 15408, 16968, 17976, 21614, 22624, 23968, 25452, 26964, 29088, 30816, 32421, 33936, 35952, 43228, 50904, 53928, 64842, 67872, 71904, 75649, 86456, 97263, 101808, 107856, 129684, 151298, 172912, 194526, 203616, 215712, 226947, 259368, 302596, 345824, 389052, 453894, 518736, 605192, 680841, 778104, 907788, 1037472, 1210384, 1361682, 1556208, 1815576, 2420768, 2723364, 3112416, 3631152, 5446728, 7262304, 10893456, 21786912]

約数ペア:

[(1, 21786912), (2, 10893456), (3, 7262304), (4, 5446728), (6, 3631152), (7, 3112416), (8, 2723364), (9, 2420768), (12, 1815576), (14, 1556208), (16, 1361682), (18, 1210384), (21, 1037472), (24, 907788), (28, 778104), (32, 680841), (36, 605192), (42, 518736), (48, 453894), (56, 389052), (63, 345824), (72, 302596), (84, 259368), (96, 226947), (101, 215712), (107, 203616), (112, 194526), (126, 172912), (144, 151298), (168, 129684), (202, 107856), (214, 101808), (224, 97263), (252, 86456), (288, 75649), (303, 71904), (321, 67872), (336, 64842), (404, 53928), (428, 50904), (504, 43228), (606, 35952), (642, 33936), (672, 32421), (707, 30816), (749, 29088), (808, 26964), (856, 25452), (909, 23968), (963, 22624), (1008, 21614), (1212, 17976), (1284, 16968), (1414, 15408), (1498, 14544), (1616, 13482), (1712, 12726), (1818, 11984), (1926, 11312), (2016, 10807), (2121, 10272), (2247, 9696), (2424, 8988), (2568, 8484), (2828, 7704), (2996, 7272), (3232, 6741), (3424, 6363), (3636, 5992), (3852, 5656), (4242, 5136), (4494, 4848)]