21394898

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49297}}^1$

素因数の和:49337

約数の個数: 16

約数和(自身を含む): 37860864

約数和(自身を除く): 16465966

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49297, 98594, 345079, 690158, 1528207, 3056414, 10697449, 21394898]

約数ペア:

[(1, 21394898), (2, 10697449), (7, 3056414), (14, 1528207), (31, 690158), (62, 345079), (217, 98594), (434, 49297)]