20460321

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17093}}^1$

素因数の和:17125

約数の個数: 24

約数和(自身を含む): 35555520

約数和(自身を除く): 15095199

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 17093, 51279, 119651, 153837, 324767, 358953, 974301, 1076859, 2273369, 2922903, 6820107, 20460321]

約数ペア:

[(1, 20460321), (3, 6820107), (7, 2922903), (9, 2273369), (19, 1076859), (21, 974301), (57, 358953), (63, 324767), (133, 153837), (171, 119651), (399, 51279), (1197, 17093)]