21114420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9511}}^1$

素因数の和:9560

約数の個数: 48

約数和(自身を含む): 60724608

約数和(自身を除く): 39610188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 9511, 19022, 28533, 38044, 47555, 57066, 95110, 114132, 142665, 190220, 285330, 351907, 570660, 703814, 1055721, 1407628, 1759535, 2111442, 3519070, 4222884, 5278605, 7038140, 10557210, 21114420]

約数ペア:

[(1, 21114420), (2, 10557210), (3, 7038140), (4, 5278605), (5, 4222884), (6, 3519070), (10, 2111442), (12, 1759535), (15, 1407628), (20, 1055721), (30, 703814), (37, 570660), (60, 351907), (74, 285330), (111, 190220), (148, 142665), (185, 114132), (222, 95110), (370, 57066), (444, 47555), (555, 38044), (740, 28533), (1110, 19022), (2220, 9511)]