21009930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700331}}^1$

素因数の和:700341

約数の個数: 16

約数和(自身を含む): 50423904

約数和(自身を除く): 29413974

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700331, 1400662, 2100993, 3501655, 4201986, 7003310, 10504965, 21009930]

約数ペア:

[(1, 21009930), (2, 10504965), (3, 7003310), (5, 4201986), (6, 3501655), (10, 2100993), (15, 1400662), (30, 700331)]