21473228799

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{540901}}^1$

素因数の和:541319

約数の個数: 24

約数和(自身を含む): 33921046224

約数和(自身を除く): 12447817425

約数列:

[1, 3, 9, 11, 33, 99, 401, 1203, 3609, 4411, 13233, 39699, 540901, 1622703, 4868109, 5949911, 17849733, 53549199, 216901301, 650703903, 1952111709, 2385914311, 7157742933, 21473228799]

約数ペア:

[(1, 21473228799), (3, 7157742933), (9, 2385914311), (11, 1952111709), (33, 650703903), (99, 216901301), (401, 53549199), (1203, 17849733), (3609, 5949911), (4411, 4868109), (13233, 1622703), (39699, 540901)]