210936159

素因数分解:

$3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{7457}}^1$

素因数の和:7919

約数の個数: 24

約数和(自身を含む): 349034400

約数和(自身を除く): 138098241

約数列:

[1, 3, 7, 9, 21, 63, 449, 1347, 3143, 4041, 7457, 9429, 22371, 28287, 52199, 67113, 156597, 469791, 3348193, 10044579, 23437351, 30133737, 70312053, 210936159]

約数ペア:

[(1, 210936159), (3, 70312053), (7, 30133737), (9, 23437351), (21, 10044579), (63, 3348193), (449, 469791), (1347, 156597), (3143, 67113), (4041, 52199), (7457, 28287), (9429, 22371)]