21360807

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3203}}^1$

素因数の和:3244

約数の個数: 32

約数和(自身を含む): 35884800

約数和(自身を除く): 14523993

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 3203, 6669, 9609, 28827, 41639, 60857, 86481, 124917, 182571, 374751, 547713, 791141, 1124253, 1643139, 2373423, 7120269, 21360807]

約数ペア:

[(1, 21360807), (3, 7120269), (9, 2373423), (13, 1643139), (19, 1124253), (27, 791141), (39, 547713), (57, 374751), (117, 182571), (171, 124917), (247, 86481), (351, 60857), (513, 41639), (741, 28827), (2223, 9609), (3203, 6669)]