21827070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26947}}^1$

素因数の和:26966

約数の個数: 40

約数和(自身を含む): 58692744

約数和(自身を除く): 36865674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26947, 53894, 80841, 134735, 161682, 242523, 269470, 404205, 485046, 727569, 808410, 1212615, 1455138, 2182707, 2425230, 3637845, 4365414, 7275690, 10913535, 21827070]

約数ペア:

[(1, 21827070), (2, 10913535), (3, 7275690), (5, 4365414), (6, 3637845), (9, 2425230), (10, 2182707), (15, 1455138), (18, 1212615), (27, 808410), (30, 727569), (45, 485046), (54, 404205), (81, 269470), (90, 242523), (135, 161682), (162, 134735), (270, 80841), (405, 53894), (810, 26947)]