21892197

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{1181}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 30183552

約数和(自身を除く): 8291355

約数列:

[1, 3, 37, 111, 167, 501, 1181, 3543, 6179, 18537, 43697, 131091, 197227, 591681, 7297399, 21892197]

約数ペア:

[(1, 21892197), (3, 7297399), (37, 591681), (111, 197227), (167, 131091), (501, 43697), (1181, 18537), (3543, 6179)]