21076620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12113}}^1$

素因数の和:12154

約数の個数: 48

約数和(自身を含む): 61054560

約数和(自身を除く): 39977940

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, 12113, 24226, 36339, 48452, 60565, 72678, 121130, 145356, 181695, 242260, 351277, 363390, 702554, 726780, 1053831, 1405108, 1756385, 2107662, 3512770, 4215324, 5269155, 7025540, 10538310, 21076620]

約数ペア:

[(1, 21076620), (2, 10538310), (3, 7025540), (4, 5269155), (5, 4215324), (6, 3512770), (10, 2107662), (12, 1756385), (15, 1405108), (20, 1053831), (29, 726780), (30, 702554), (58, 363390), (60, 351277), (87, 242260), (116, 181695), (145, 145356), (174, 121130), (290, 72678), (348, 60565), (435, 48452), (580, 36339), (870, 24226), (1740, 12113)]