21069660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12109}}^1$

素因数の和:12150

約数の個数: 48

約数和(自身を含む): 61034400

約数和(自身を除く): 39964740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 12109, 24218, 36327, 48436, 60545, 72654, 121090, 145308, 181635, 242180, 351161, 363270, 702322, 726540, 1053483, 1404644, 1755805, 2106966, 3511610, 4213932, 5267415, 7023220, 10534830, 21069660]

約数ペア:

[(1, 21069660), (2, 10534830), (3, 7023220), (4, 5267415), (5, 4213932), (6, 3511610), (10, 2106966), (12, 1755805), (15, 1404644), (20, 1053483), (29, 726540), (30, 702322), (58, 363270), (60, 351161), (87, 242180), (116, 181635), (145, 145308), (174, 121090), (290, 72654), (348, 60545), (435, 48436), (580, 36327), (870, 24218), (1740, 12109)]