21360948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2333}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 57509760

約数和(自身を除く): 36148812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2289, 2333, 3052, 4578, 4666, 6999, 9156, 9332, 13998, 16331, 27996, 32662, 48993, 65324, 97986, 195972, 254297, 508594, 762891, 1017188, 1525782, 1780079, 3051564, 3560158, 5340237, 7120316, 10680474, 21360948]

約数ペア:

[(1, 21360948), (2, 10680474), (3, 7120316), (4, 5340237), (6, 3560158), (7, 3051564), (12, 1780079), (14, 1525782), (21, 1017188), (28, 762891), (42, 508594), (84, 254297), (109, 195972), (218, 97986), (327, 65324), (436, 48993), (654, 32662), (763, 27996), (1308, 16331), (1526, 13998), (2289, 9332), (2333, 9156), (3052, 6999), (4578, 4666)]