21496356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85303}}^1$

素因数の和:85320

約数の個数: 36

約数和(自身を含む): 62101312

約数和(自身を除く): 40604956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85303, 170606, 255909, 341212, 511818, 597121, 767727, 1023636, 1194242, 1535454, 1791363, 2388484, 3070908, 3582726, 5374089, 7165452, 10748178, 21496356]

約数ペア:

[(1, 21496356), (2, 10748178), (3, 7165452), (4, 5374089), (6, 3582726), (7, 3070908), (9, 2388484), (12, 1791363), (14, 1535454), (18, 1194242), (21, 1023636), (28, 767727), (36, 597121), (42, 511818), (63, 341212), (84, 255909), (126, 170606), (252, 85303)]