21300552

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3251}}^1$

素因数の和:3283

約数の個数: 96

約数和(自身を含む): 71023680

約数和(自身を除く): 49723128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3251, 3276, 6502, 6552, 9753, 13004, 19506, 22757, 26008, 29259, 39012, 42263, 45514, 58518, 68271, 78024, 84526, 91028, 117036, 126789, 136542, 169052, 182056, 204813, 234072, 253578, 273084, 295841, 338104, 380367, 409626, 507156, 546168, 591682, 760734, 819252, 887523, 1014312, 1183364, 1521468, 1638504, 1775046, 2366728, 2662569, 3042936, 3550092, 5325138, 7100184, 10650276, 21300552]

約数ペア:

[(1, 21300552), (2, 10650276), (3, 7100184), (4, 5325138), (6, 3550092), (7, 3042936), (8, 2662569), (9, 2366728), (12, 1775046), (13, 1638504), (14, 1521468), (18, 1183364), (21, 1014312), (24, 887523), (26, 819252), (28, 760734), (36, 591682), (39, 546168), (42, 507156), (52, 409626), (56, 380367), (63, 338104), (72, 295841), (78, 273084), (84, 253578), (91, 234072), (104, 204813), (117, 182056), (126, 169052), (156, 136542), (168, 126789), (182, 117036), (234, 91028), (252, 84526), (273, 78024), (312, 68271), (364, 58518), (468, 45514), (504, 42263), (546, 39012), (728, 29259), (819, 26008), (936, 22757), (1092, 19506), (1638, 13004), (2184, 9753), (3251, 6552), (3276, 6502)]