21151306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41801}}^1$

素因数の和:41837

約数の個数: 16

約数和(自身を含む): 36116928

約数和(自身を除く): 14965622

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41801, 83602, 459811, 919622, 961423, 1922846, 10575653, 21151306]

約数ペア:

[(1, 21151306), (2, 10575653), (11, 1922846), (22, 961423), (23, 919622), (46, 459811), (253, 83602), (506, 41801)]