21220896

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{13003}}^1$

素因数の和:13033

約数の個数: 48

約数和(自身を含む): 58986144

約数和(自身を除く): 37765248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 13003, 26006, 39009, 52012, 78018, 104024, 156036, 208048, 221051, 312072, 416096, 442102, 624144, 663153, 884204, 1248288, 1326306, 1768408, 2652612, 3536816, 5305224, 7073632, 10610448, 21220896]

約数ペア:

[(1, 21220896), (2, 10610448), (3, 7073632), (4, 5305224), (6, 3536816), (8, 2652612), (12, 1768408), (16, 1326306), (17, 1248288), (24, 884204), (32, 663153), (34, 624144), (48, 442102), (51, 416096), (68, 312072), (96, 221051), (102, 208048), (136, 156036), (204, 104024), (272, 78018), (408, 52012), (544, 39009), (816, 26006), (1632, 13003)]