20101851

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{293}}^1$

素因数の和:334

約数の個数: 60

約数和(自身を含む): 37850736

約数和(自身を除く): 17748885

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 121, 189, 231, 293, 297, 363, 567, 693, 847, 879, 891, 1089, 2051, 2079, 2541, 2637, 3223, 3267, 6153, 6237, 7623, 7911, 9669, 9801, 18459, 22561, 22869, 23733, 29007, 35453, 55377, 67683, 68607, 87021, 106359, 166131, 203049, 248171, 261063, 319077, 609147, 744513, 957231, 1827441, 2233539, 2871693, 6700617, 20101851]

約数ペア:

[(1, 20101851), (3, 6700617), (7, 2871693), (9, 2233539), (11, 1827441), (21, 957231), (27, 744513), (33, 609147), (63, 319077), (77, 261063), (81, 248171), (99, 203049), (121, 166131), (189, 106359), (231, 87021), (293, 68607), (297, 67683), (363, 55377), (567, 35453), (693, 29007), (847, 23733), (879, 22869), (891, 22561), (1089, 18459), (2051, 9801), (2079, 9669), (2541, 7911), (2637, 7623), (3223, 6237), (3267, 6153)]