21324720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88853}}^1$

素因数の和:88869

約数の個数: 40

約数和(自身を含む): 66107376

約数和(自身を除く): 44782656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88853, 177706, 266559, 355412, 444265, 533118, 710824, 888530, 1066236, 1332795, 1421648, 1777060, 2132472, 2665590, 3554120, 4264944, 5331180, 7108240, 10662360, 21324720]

約数ペア:

[(1, 21324720), (2, 10662360), (3, 7108240), (4, 5331180), (5, 4264944), (6, 3554120), (8, 2665590), (10, 2132472), (12, 1777060), (15, 1421648), (16, 1332795), (20, 1066236), (24, 888530), (30, 710824), (40, 533118), (48, 444265), (60, 355412), (80, 266559), (120, 177706), (240, 88853)]