21489552

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21319}}^1$

素因数の和:21340

約数の個数: 60

約数和(自身を含む): 68735680

約数和(自身を除く): 47246128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21319, 42638, 63957, 85276, 127914, 149233, 170552, 191871, 255828, 298466, 341104, 383742, 447699, 511656, 596932, 767484, 895398, 1023312, 1193864, 1343097, 1534968, 1790796, 2387728, 2686194, 3069936, 3581592, 5372388, 7163184, 10744776, 21489552]

約数ペア:

[(1, 21489552), (2, 10744776), (3, 7163184), (4, 5372388), (6, 3581592), (7, 3069936), (8, 2686194), (9, 2387728), (12, 1790796), (14, 1534968), (16, 1343097), (18, 1193864), (21, 1023312), (24, 895398), (28, 767484), (36, 596932), (42, 511656), (48, 447699), (56, 383742), (63, 341104), (72, 298466), (84, 255828), (112, 191871), (126, 170552), (144, 149233), (168, 127914), (252, 85276), (336, 63957), (504, 42638), (1008, 21319)]