15721468098

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{374320669}}^1$

素因数の和:374320681

約数の個数: 16

約数和(自身を含む): 35934784320

約数和(自身を除く): 20213316222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 374320669, 748641338, 1122962007, 2245924014, 2620244683, 5240489366, 7860734049, 15721468098]

約数ペア:

[(1, 15721468098), (2, 7860734049), (3, 5240489366), (6, 2620244683), (7, 2245924014), (14, 1122962007), (21, 748641338), (42, 374320669)]