2021516091

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{162881}}^1$

素因数の和:163091

約数の個数: 24

約数和(自身を含む): 3354066144

約数和(自身を除く): 1332550053

約数列:

[1, 3, 7, 9, 21, 63, 197, 591, 1379, 1773, 4137, 12411, 162881, 488643, 1140167, 1465929, 3420501, 10261503, 32087557, 96262671, 224612899, 288788013, 673838697, 2021516091]

約数ペア:

[(1, 2021516091), (3, 673838697), (7, 288788013), (9, 224612899), (21, 96262671), (63, 32087557), (197, 10261503), (591, 3420501), (1379, 1465929), (1773, 1140167), (4137, 488643), (12411, 162881)]