21853692

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 65533440

約数和(自身を除く): 43679748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 137, 189, 211, 252, 274, 378, 411, 422, 548, 633, 756, 822, 844, 959, 1233, 1266, 1477, 1644, 1899, 1918, 2466, 2532, 2877, 2954, 3699, 3798, 3836, 4431, 4932, 5697, 5754, 5908, 7398, 7596, 8631, 8862, 11394, 11508, 13293, 14796, 17262, 17724, 22788, 25893, 26586, 28907, 34524, 39879, 51786, 53172, 57814, 79758, 86721, 103572, 115628, 159516, 173442, 202349, 260163, 346884, 404698, 520326, 607047, 780489, 809396, 1040652, 1214094, 1560978, 1821141, 2428188, 3121956, 3642282, 5463423, 7284564, 10926846, 21853692]

約数ペア:

[(1, 21853692), (2, 10926846), (3, 7284564), (4, 5463423), (6, 3642282), (7, 3121956), (9, 2428188), (12, 1821141), (14, 1560978), (18, 1214094), (21, 1040652), (27, 809396), (28, 780489), (36, 607047), (42, 520326), (54, 404698), (63, 346884), (84, 260163), (108, 202349), (126, 173442), (137, 159516), (189, 115628), (211, 103572), (252, 86721), (274, 79758), (378, 57814), (411, 53172), (422, 51786), (548, 39879), (633, 34524), (756, 28907), (822, 26586), (844, 25893), (959, 22788), (1233, 17724), (1266, 17262), (1477, 14796), (1644, 13293), (1899, 11508), (1918, 11394), (2466, 8862), (2532, 8631), (2877, 7596), (2954, 7398), (3699, 5908), (3798, 5754), (3836, 5697), (4431, 4932)]