21584784

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34591}}^1$

素因数の和:34615

約数の個数: 40

約数和(自身を含む): 60051712

約数和(自身を除く): 38466928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34591, 69182, 103773, 138364, 207546, 276728, 415092, 449683, 553456, 830184, 899366, 1349049, 1660368, 1798732, 2698098, 3597464, 5396196, 7194928, 10792392, 21584784]

約数ペア:

[(1, 21584784), (2, 10792392), (3, 7194928), (4, 5396196), (6, 3597464), (8, 2698098), (12, 1798732), (13, 1660368), (16, 1349049), (24, 899366), (26, 830184), (39, 553456), (48, 449683), (52, 415092), (78, 276728), (104, 207546), (156, 138364), (208, 103773), (312, 69182), (624, 34591)]