21597966840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2207}}^1\times {\mathrm{81551}}^1$

素因数の和:83772

約数の個数: 64

約数和(自身を含む): 64824053760

約数和(自身を除く): 43226086920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2207, 4414, 6621, 8828, 11035, 13242, 17656, 22070, 26484, 33105, 44140, 52968, 66210, 81551, 88280, 132420, 163102, 244653, 264840, 326204, 407755, 489306, 652408, 815510, 978612, 1223265, 1631020, 1957224, 2446530, 3262040, 4893060, 9786120, 179983057, 359966114, 539949171, 719932228, 899915285, 1079898342, 1439864456, 1799830570, 2159796684, 2699745855, 3599661140, 4319593368, 5399491710, 7199322280, 10798983420, 21597966840]

約数ペア:

[(1, 21597966840), (2, 10798983420), (3, 7199322280), (4, 5399491710), (5, 4319593368), (6, 3599661140), (8, 2699745855), (10, 2159796684), (12, 1799830570), (15, 1439864456), (20, 1079898342), (24, 899915285), (30, 719932228), (40, 539949171), (60, 359966114), (120, 179983057), (2207, 9786120), (4414, 4893060), (6621, 3262040), (8828, 2446530), (11035, 1957224), (13242, 1631020), (17656, 1223265), (22070, 978612), (26484, 815510), (33105, 652408), (44140, 489306), (52968, 407755), (66210, 326204), (81551, 264840), (88280, 244653), (132420, 163102)]