21447648

素因数分解:

$2^5\times 3^2\times {\mathrm{74471}}^1$

素因数の和:74487

約数の個数: 36

約数和(自身を含む): 60992568

約数和(自身を除く): 39544920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74471, 148942, 223413, 297884, 446826, 595768, 670239, 893652, 1191536, 1340478, 1787304, 2383072, 2680956, 3574608, 5361912, 7149216, 10723824, 21447648]

約数ペア:

[(1, 21447648), (2, 10723824), (3, 7149216), (4, 5361912), (6, 3574608), (8, 2680956), (9, 2383072), (12, 1787304), (16, 1340478), (18, 1191536), (24, 893652), (32, 670239), (36, 595768), (48, 446826), (72, 297884), (96, 223413), (144, 148942), (288, 74471)]