21927720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{509}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 66096000

約数和(自身を除く): 44168280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 359, 509, 718, 1018, 1077, 1436, 1527, 1795, 2036, 2154, 2545, 2872, 3054, 3590, 4072, 4308, 5090, 5385, 6108, 7180, 7635, 8616, 10180, 10770, 12216, 14360, 15270, 20360, 21540, 30540, 43080, 61080, 182731, 365462, 548193, 730924, 913655, 1096386, 1461848, 1827310, 2192772, 2740965, 3654620, 4385544, 5481930, 7309240, 10963860, 21927720]

約数ペア:

[(1, 21927720), (2, 10963860), (3, 7309240), (4, 5481930), (5, 4385544), (6, 3654620), (8, 2740965), (10, 2192772), (12, 1827310), (15, 1461848), (20, 1096386), (24, 913655), (30, 730924), (40, 548193), (60, 365462), (120, 182731), (359, 61080), (509, 43080), (718, 30540), (1018, 21540), (1077, 20360), (1436, 15270), (1527, 14360), (1795, 12216), (2036, 10770), (2154, 10180), (2545, 8616), (2872, 7635), (3054, 7180), (3590, 6108), (4072, 5385), (4308, 5090)]