21498184

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1231}}^1$

素因数の和:1333

約数の個数: 32

約数和(自身を含む): 42134400

約数和(自身を除く): 20636216

約数列:

[1, 2, 4, 8, 37, 59, 74, 118, 148, 236, 296, 472, 1231, 2183, 2462, 4366, 4924, 8732, 9848, 17464, 45547, 72629, 91094, 145258, 182188, 290516, 364376, 581032, 2687273, 5374546, 10749092, 21498184]

約数ペア:

[(1, 21498184), (2, 10749092), (4, 5374546), (8, 2687273), (37, 581032), (59, 364376), (74, 290516), (118, 182188), (148, 145258), (236, 91094), (296, 72629), (472, 45547), (1231, 17464), (2183, 9848), (2462, 8732), (4366, 4924)]