2021473839

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8750969}}^1$

素因数の和:8750990

約数の個数: 16

約数和(自身を含む): 3360372480

約数和(自身を除く): 1338898641

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 8750969, 26252907, 61256783, 96260659, 183770349, 288781977, 673824613, 2021473839]

約数ペア:

[(1, 2021473839), (3, 673824613), (7, 288781977), (11, 183770349), (21, 96260659), (33, 61256783), (77, 26252907), (231, 8750969)]