211945294

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{919}}^1\times {\mathrm{953}}^1$

素因数の和:1896

約数の個数: 24

約数和(自身を含む): 350194320

約数和(自身を除く): 138249026

約数列:

[1, 2, 11, 22, 121, 242, 919, 953, 1838, 1906, 10109, 10483, 20218, 20966, 111199, 115313, 222398, 230626, 875807, 1751614, 9633877, 19267754, 105972647, 211945294]

約数ペア:

[(1, 211945294), (2, 105972647), (11, 19267754), (22, 9633877), (121, 1751614), (242, 875807), (919, 230626), (953, 222398), (1838, 115313), (1906, 111199), (10109, 20966), (10483, 20218)]