21144038

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4217}}^1$

素因数の和:4351

約数の個数: 16

約数和(自身を含む): 33406560

約数和(自身を除く): 12262522

約数列:

[1, 2, 23, 46, 109, 218, 2507, 4217, 5014, 8434, 96991, 193982, 459653, 919306, 10572019, 21144038]

約数ペア:

[(1, 21144038), (2, 10572019), (23, 919306), (46, 459653), (109, 193982), (218, 96991), (2507, 8434), (4217, 5014)]