21000932220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1301173}}^1$

素因数の和:1301454

約数の個数: 48

約数和(自身を含む): 59021252640

約数和(自身を除く): 38020320420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 538, 807, 1076, 1345, 1614, 2690, 3228, 4035, 5380, 8070, 16140, 1301173, 2602346, 3903519, 5204692, 6505865, 7807038, 13011730, 15614076, 19517595, 26023460, 39035190, 78070380, 350015537, 700031074, 1050046611, 1400062148, 1750077685, 2100093222, 3500155370, 4200186444, 5250233055, 7000310740, 10500466110, 21000932220]

約数ペア:

[(1, 21000932220), (2, 10500466110), (3, 7000310740), (4, 5250233055), (5, 4200186444), (6, 3500155370), (10, 2100093222), (12, 1750077685), (15, 1400062148), (20, 1050046611), (30, 700031074), (60, 350015537), (269, 78070380), (538, 39035190), (807, 26023460), (1076, 19517595), (1345, 15614076), (1614, 13011730), (2690, 7807038), (3228, 6505865), (4035, 5204692), (5380, 3903519), (8070, 2602346), (16140, 1301173)]