21244166

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2927}}^1$

素因数の和:3139

約数の個数: 16

約数和(自身を含む): 33730560

約数和(自身を除く): 12486394

約数列:

[1, 2, 19, 38, 191, 382, 2927, 3629, 5854, 7258, 55613, 111226, 559057, 1118114, 10622083, 21244166]

約数ペア:

[(1, 21244166), (2, 10622083), (19, 1118114), (38, 559057), (191, 111226), (382, 55613), (2927, 7258), (3629, 5854)]