21015024840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58375069}}^1$

素因数の和:58375086

約数の個数: 48

約数和(自身を含む): 68298831900

約数和(自身を除く): 47283807060

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, 58375069, 116750138, 175125207, 233500276, 291875345, 350250414, 467000552, 525375621, 583750690, 700500828, 875626035, 1050751242, 1167501380, 1401001656, 1751252070, 2101502484, 2335002760, 2626878105, 3502504140, 4203004968, 5253756210, 7005008280, 10507512420, 21015024840]

約数ペア:

[(1, 21015024840), (2, 10507512420), (3, 7005008280), (4, 5253756210), (5, 4203004968), (6, 3502504140), (8, 2626878105), (9, 2335002760), (10, 2101502484), (12, 1751252070), (15, 1401001656), (18, 1167501380), (20, 1050751242), (24, 875626035), (30, 700500828), (36, 583750690), (40, 525375621), (45, 467000552), (60, 350250414), (72, 291875345), (90, 233500276), (120, 175125207), (180, 116750138), (360, 58375069)]