21330288

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{3023}}^1$

素因数の和:3051

約数の個数: 90

約数和(自身を含む): 69464304

約数和(自身を除く): 48134016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3023, 3528, 6046, 7056, 9069, 12092, 18138, 21161, 24184, 27207, 36276, 42322, 48368, 54414, 63483, 72552, 84644, 108828, 126966, 145104, 148127, 169288, 190449, 217656, 253932, 296254, 338576, 380898, 435312, 444381, 507864, 592508, 761796, 888762, 1015728, 1185016, 1333143, 1523592, 1777524, 2370032, 2666286, 3047184, 3555048, 5332572, 7110096, 10665144, 21330288]

約数ペア:

[(1, 21330288), (2, 10665144), (3, 7110096), (4, 5332572), (6, 3555048), (7, 3047184), (8, 2666286), (9, 2370032), (12, 1777524), (14, 1523592), (16, 1333143), (18, 1185016), (21, 1015728), (24, 888762), (28, 761796), (36, 592508), (42, 507864), (48, 444381), (49, 435312), (56, 380898), (63, 338576), (72, 296254), (84, 253932), (98, 217656), (112, 190449), (126, 169288), (144, 148127), (147, 145104), (168, 126966), (196, 108828), (252, 84644), (294, 72552), (336, 63483), (392, 54414), (441, 48368), (504, 42322), (588, 36276), (784, 27207), (882, 24184), (1008, 21161), (1176, 18138), (1764, 12092), (2352, 9069), (3023, 7056), (3528, 6046)]