21059226

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{68821}}^1$

素因数の和:68846

約数の個数: 24

約数和(自身を含む): 48313044

約数和(自身を除く): 27253818

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 68821, 137642, 206463, 412926, 619389, 1169957, 1238778, 2339914, 3509871, 7019742, 10529613, 21059226]

約数ペア:

[(1, 21059226), (2, 10529613), (3, 7019742), (6, 3509871), (9, 2339914), (17, 1238778), (18, 1169957), (34, 619389), (51, 412926), (102, 206463), (153, 137642), (306, 68821)]