21196300

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1669}}^1$

素因数の和:1810

約数の個数: 36

約数和(自身を含む): 46385920

約数和(自身を除く): 25189620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 1669, 2540, 3175, 3338, 6350, 6676, 8345, 12700, 16690, 33380, 41725, 83450, 166900, 211963, 423926, 847852, 1059815, 2119630, 4239260, 5299075, 10598150, 21196300]

約数ペア:

[(1, 21196300), (2, 10598150), (4, 5299075), (5, 4239260), (10, 2119630), (20, 1059815), (25, 847852), (50, 423926), (100, 211963), (127, 166900), (254, 83450), (508, 41725), (635, 33380), (1270, 16690), (1669, 12700), (2540, 8345), (3175, 6676), (3338, 6350)]