21204804

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{76829}}^1$

素因数の和:76859

約数の個数: 24

約数和(自身を含む): 51629760

約数和(自身を除く): 30424956

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 76829, 153658, 230487, 307316, 460974, 921948, 1767067, 3534134, 5301201, 7068268, 10602402, 21204804]

約数ペア:

[(1, 21204804), (2, 10602402), (3, 7068268), (4, 5301201), (6, 3534134), (12, 1767067), (23, 921948), (46, 460974), (69, 307316), (92, 230487), (138, 153658), (276, 76829)]