21529638

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{10223}}^1$

素因数の和:10250

約数の個数: 40

約数和(自身を含む): 51958368

約数和(自身を除く): 30428730

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 10223, 20446, 30669, 61338, 92007, 132899, 184014, 265798, 276021, 398697, 552042, 797394, 828063, 1196091, 1656126, 2392182, 3588273, 7176546, 10764819, 21529638]

約数ペア:

[(1, 21529638), (2, 10764819), (3, 7176546), (6, 3588273), (9, 2392182), (13, 1656126), (18, 1196091), (26, 828063), (27, 797394), (39, 552042), (54, 398697), (78, 276021), (81, 265798), (117, 184014), (162, 132899), (234, 92007), (351, 61338), (702, 30669), (1053, 20446), (2106, 10223)]