21904021176

素因数分解:

$2^3\times 3^1\times {\mathrm{409}}^1\times {\mathrm{2231461}}^1$

素因数の和:2231879

約数の個数: 32

約数和(自身を含む): 54893965200

約数和(自身を除く): 32989944024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 409, 818, 1227, 1636, 2454, 3272, 4908, 9816, 2231461, 4462922, 6694383, 8925844, 13388766, 17851688, 26777532, 53555064, 912667549, 1825335098, 2738002647, 3650670196, 5476005294, 7301340392, 10952010588, 21904021176]

約数ペア:

[(1, 21904021176), (2, 10952010588), (3, 7301340392), (4, 5476005294), (6, 3650670196), (8, 2738002647), (12, 1825335098), (24, 912667549), (409, 53555064), (818, 26777532), (1227, 17851688), (1636, 13388766), (2454, 8925844), (3272, 6694383), (4908, 4462922), (9816, 2231461)]