221468961

素因数分解:

$3^1\times 7^1\times {\mathrm{1579}}^1\times {\mathrm{6679}}^1$

素因数の和:8268

約数の個数: 16

約数和(自身を含む): 337740800

約数和(自身を除く): 116271839

約数列:

[1, 3, 7, 21, 1579, 4737, 6679, 11053, 20037, 33159, 46753, 140259, 10546141, 31638423, 73822987, 221468961]

約数ペア:

[(1, 221468961), (3, 73822987), (7, 31638423), (21, 10546141), (1579, 140259), (4737, 46753), (6679, 33159), (11053, 20037)]