21314220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9601}}^1$

素因数の和:9650

約数の個数: 48

約数和(自身を含む): 61299168

約数和(自身を除く): 39984948

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, 9601, 19202, 28803, 38404, 48005, 57606, 96010, 115212, 144015, 192020, 288030, 355237, 576060, 710474, 1065711, 1420948, 1776185, 2131422, 3552370, 4262844, 5328555, 7104740, 10657110, 21314220]

約数ペア:

[(1, 21314220), (2, 10657110), (3, 7104740), (4, 5328555), (5, 4262844), (6, 3552370), (10, 2131422), (12, 1776185), (15, 1420948), (20, 1065711), (30, 710474), (37, 576060), (60, 355237), (74, 288030), (111, 192020), (148, 144015), (185, 115212), (222, 96010), (370, 57606), (444, 48005), (555, 38404), (740, 28803), (1110, 19202), (2220, 9601)]