20921324748

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{40545203}}^1$

素因数の和:40545253

約数の個数: 24

約数和(自身を含む): 49951691328

約数和(自身を除く): 29030366580

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 40545203, 81090406, 121635609, 162180812, 243271218, 486542436, 1743443729, 3486887458, 5230331187, 6973774916, 10460662374, 20921324748]

約数ペア:

[(1, 20921324748), (2, 10460662374), (3, 6973774916), (4, 5230331187), (6, 3486887458), (12, 1743443729), (43, 486542436), (86, 243271218), (129, 162180812), (172, 121635609), (258, 81090406), (516, 40545203)]