21837960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60661}}^1$

素因数の和:60678

約数の個数: 48

約数和(自身を含む): 70974540

約数和(自身を除く): 49136580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60661, 121322, 181983, 242644, 303305, 363966, 485288, 545949, 606610, 727932, 909915, 1091898, 1213220, 1455864, 1819830, 2183796, 2426440, 2729745, 3639660, 4367592, 5459490, 7279320, 10918980, 21837960]

約数ペア:

[(1, 21837960), (2, 10918980), (3, 7279320), (4, 5459490), (5, 4367592), (6, 3639660), (8, 2729745), (9, 2426440), (10, 2183796), (12, 1819830), (15, 1455864), (18, 1213220), (20, 1091898), (24, 909915), (30, 727932), (36, 606610), (40, 545949), (45, 485288), (60, 363966), (72, 303305), (90, 242644), (120, 181983), (180, 121322), (360, 60661)]