21063516

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{5303}}^1$

素因数の和:5641

約数の個数: 24

約数和(自身を含む): 49305984

約数和(自身を除く): 28242468

約数列:

[1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972, 5303, 10606, 15909, 21212, 31818, 63636, 1755293, 3510586, 5265879, 7021172, 10531758, 21063516]

約数ペア:

[(1, 21063516), (2, 10531758), (3, 7021172), (4, 5265879), (6, 3510586), (12, 1755293), (331, 63636), (662, 31818), (993, 21212), (1324, 15909), (1986, 10606), (3972, 5303)]