21197030401

素因数分解:

${\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{569}}^1\times {\mathrm{13159}}^1$

素因数の和:13896

約数の個数: 16

約数和(自身を含む): 22503600000

約数和(自身を除く): 1306569599

約数列:

[1, 19, 149, 569, 2831, 10811, 13159, 84781, 250021, 1610839, 1960691, 7487471, 37253129, 142261949, 1115633179, 21197030401]

約数ペア:

[(1, 21197030401), (19, 1115633179), (149, 142261949), (569, 37253129), (2831, 7487471), (10811, 1960691), (13159, 1610839), (84781, 250021)]