21031482

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206191}}^1$

素因数の和:206213

約数の個数: 16

約数和(自身を含む): 44537472

約数和(自身を除く): 23505990

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206191, 412382, 618573, 1237146, 3505247, 7010494, 10515741, 21031482]

約数ペア:

[(1, 21031482), (2, 10515741), (3, 7010494), (6, 3505247), (17, 1237146), (34, 618573), (51, 412382), (102, 206191)]