21551388

素因数分解:

$2^2\times 3^1\times {\mathrm{439}}^1\times {\mathrm{4091}}^1$

素因数の和:4537

約数の個数: 24

約数和(自身を含む): 50413440

約数和(自身を除く): 28862052

約数列:

[1, 2, 3, 4, 6, 12, 439, 878, 1317, 1756, 2634, 4091, 5268, 8182, 12273, 16364, 24546, 49092, 1795949, 3591898, 5387847, 7183796, 10775694, 21551388]

約数ペア:

[(1, 21551388), (2, 10775694), (3, 7183796), (4, 5387847), (6, 3591898), (12, 1795949), (439, 49092), (878, 24546), (1317, 16364), (1756, 12273), (2634, 8182), (4091, 5268)]