21037580019

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{590131}}^1$

素因数の和:590387

約数の個数: 24

約数和(自身を含む): 32313267792

約数和(自身を除く): 11275687773

約数列:

[1, 3, 9, 17, 51, 153, 233, 699, 2097, 3961, 11883, 35649, 590131, 1770393, 5311179, 10032227, 30096681, 90290043, 137500523, 412501569, 1237504707, 2337508891, 7012526673, 21037580019]

約数ペア:

[(1, 21037580019), (3, 7012526673), (9, 2337508891), (17, 1237504707), (51, 412501569), (153, 137500523), (233, 90290043), (699, 30096681), (2097, 10032227), (3961, 5311179), (11883, 1770393), (35649, 590131)]