21047190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41269}}^1$

素因数の和:41296

約数の個数: 32

約数和(自身を含む): 53485920

約数和(自身を除く): 32438730

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 41269, 82538, 123807, 206345, 247614, 412690, 619035, 701573, 1238070, 1403146, 2104719, 3507865, 4209438, 7015730, 10523595, 21047190]

約数ペア:

[(1, 21047190), (2, 10523595), (3, 7015730), (5, 4209438), (6, 3507865), (10, 2104719), (15, 1403146), (17, 1238070), (30, 701573), (34, 619035), (51, 412690), (85, 247614), (102, 206345), (170, 123807), (255, 82538), (510, 41269)]