21766530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 32976510

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 127, 145, 174, 197, 254, 290, 381, 394, 435, 591, 635, 762, 870, 985, 1182, 1270, 1905, 1970, 2955, 3683, 3810, 5713, 5910, 7366, 11049, 11426, 17139, 18415, 22098, 25019, 28565, 34278, 36830, 50038, 55245, 57130, 75057, 85695, 110490, 125095, 150114, 171390, 250190, 375285, 725551, 750570, 1451102, 2176653, 3627755, 4353306, 7255510, 10883265, 21766530]

約数ペア:

[(1, 21766530), (2, 10883265), (3, 7255510), (5, 4353306), (6, 3627755), (10, 2176653), (15, 1451102), (29, 750570), (30, 725551), (58, 375285), (87, 250190), (127, 171390), (145, 150114), (174, 125095), (197, 110490), (254, 85695), (290, 75057), (381, 57130), (394, 55245), (435, 50038), (591, 36830), (635, 34278), (762, 28565), (870, 25019), (985, 22098), (1182, 18415), (1270, 17139), (1905, 11426), (1970, 11049), (2955, 7366), (3683, 5910), (3810, 5713)]