21034620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38953}}^1$

素因数の和:38971

約数の個数: 48

約数和(自身を含む): 65442720

約数和(自身を除く): 44408100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38953, 77906, 116859, 155812, 194765, 233718, 350577, 389530, 467436, 584295, 701154, 779060, 1051731, 1168590, 1402308, 1752885, 2103462, 2337180, 3505770, 4206924, 5258655, 7011540, 10517310, 21034620]

約数ペア:

[(1, 21034620), (2, 10517310), (3, 7011540), (4, 5258655), (5, 4206924), (6, 3505770), (9, 2337180), (10, 2103462), (12, 1752885), (15, 1402308), (18, 1168590), (20, 1051731), (27, 779060), (30, 701154), (36, 584295), (45, 467436), (54, 389530), (60, 350577), (90, 233718), (108, 194765), (135, 155812), (180, 116859), (270, 77906), (540, 38953)]