21309384

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 33770616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 101, 118, 149, 177, 202, 236, 298, 303, 354, 404, 447, 472, 596, 606, 708, 808, 894, 1192, 1212, 1416, 1788, 2424, 3576, 5959, 8791, 11918, 15049, 17582, 17877, 23836, 26373, 30098, 35164, 35754, 45147, 47672, 52746, 60196, 70328, 71508, 90294, 105492, 120392, 143016, 180588, 210984, 361176, 887891, 1775782, 2663673, 3551564, 5327346, 7103128, 10654692, 21309384]

約数ペア:

[(1, 21309384), (2, 10654692), (3, 7103128), (4, 5327346), (6, 3551564), (8, 2663673), (12, 1775782), (24, 887891), (59, 361176), (101, 210984), (118, 180588), (149, 143016), (177, 120392), (202, 105492), (236, 90294), (298, 71508), (303, 70328), (354, 60196), (404, 52746), (447, 47672), (472, 45147), (596, 35754), (606, 35164), (708, 30098), (808, 26373), (894, 23836), (1192, 17877), (1212, 17582), (1416, 15049), (1788, 11918), (2424, 8791), (3576, 5959)]