42684621

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{106979}}^1$

素因数の和:107008

約数の個数: 16

約数和(自身を含む): 68467200

約数和(自身を除く): 25782579

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 106979, 320937, 748853, 2032601, 2246559, 6097803, 14228207, 42684621]

約数ペア:

[(1, 42684621), (3, 14228207), (7, 6097803), (19, 2246559), (21, 2032601), (57, 748853), (133, 320937), (399, 106979)]