21037630

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 17881250

約数列:

[1, 2, 5, 10, 59, 118, 181, 197, 295, 362, 394, 590, 905, 985, 1810, 1970, 10679, 11623, 21358, 23246, 35657, 53395, 58115, 71314, 106790, 116230, 178285, 356570, 2103763, 4207526, 10518815, 21037630]

約数ペア:

[(1, 21037630), (2, 10518815), (5, 4207526), (10, 2103763), (59, 356570), (118, 178285), (181, 116230), (197, 106790), (295, 71314), (362, 58115), (394, 53395), (590, 35657), (905, 23246), (985, 21358), (1810, 11623), (1970, 10679)]