21865896

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^2\times {\mathrm{599}}^1$

素因数の和:640

約数の個数: 96

約数和(自身を含む): 65880000

約数和(自身を除く): 44014104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 169, 216, 234, 312, 338, 351, 468, 507, 599, 676, 702, 936, 1014, 1198, 1352, 1404, 1521, 1797, 2028, 2396, 2808, 3042, 3594, 4056, 4563, 4792, 5391, 6084, 7188, 7787, 9126, 10782, 12168, 14376, 15574, 16173, 18252, 21564, 23361, 31148, 32346, 36504, 43128, 46722, 62296, 64692, 70083, 93444, 101231, 129384, 140166, 186888, 202462, 210249, 280332, 303693, 404924, 420498, 560664, 607386, 809848, 840996, 911079, 1214772, 1681992, 1822158, 2429544, 2733237, 3644316, 5466474, 7288632, 10932948, 21865896]

約数ペア:

[(1, 21865896), (2, 10932948), (3, 7288632), (4, 5466474), (6, 3644316), (8, 2733237), (9, 2429544), (12, 1822158), (13, 1681992), (18, 1214772), (24, 911079), (26, 840996), (27, 809848), (36, 607386), (39, 560664), (52, 420498), (54, 404924), (72, 303693), (78, 280332), (104, 210249), (108, 202462), (117, 186888), (156, 140166), (169, 129384), (216, 101231), (234, 93444), (312, 70083), (338, 64692), (351, 62296), (468, 46722), (507, 43128), (599, 36504), (676, 32346), (702, 31148), (936, 23361), (1014, 21564), (1198, 18252), (1352, 16173), (1404, 15574), (1521, 14376), (1797, 12168), (2028, 10782), (2396, 9126), (2808, 7787), (3042, 7188), (3594, 6084), (4056, 5391), (4563, 4792)]