16989294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{404507}}^1$

素因数の和:404519

約数の個数: 16

約数和(自身を含む): 38832768

約数和(自身を除く): 21843474

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 404507, 809014, 1213521, 2427042, 2831549, 5663098, 8494647, 16989294]

約数ペア:

[(1, 16989294), (2, 8494647), (3, 5663098), (6, 2831549), (7, 2427042), (14, 1213521), (21, 809014), (42, 404507)]