21863384

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{30707}}^1$

素因数の和:30802

約数の個数: 16

約数和(自身を含む): 41455800

約数和(自身を除く): 19592416

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 30707, 61414, 122828, 245656, 2732923, 5465846, 10931692, 21863384]

約数ペア:

[(1, 21863384), (2, 10931692), (4, 5465846), (8, 2732923), (89, 245656), (178, 122828), (356, 61414), (712, 30707)]