21402184

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{9257}}^1$

素因数の和:9297

約数の個数: 24

約数和(自身を含む): 42633090

約数和(自身を除く): 21230906

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 9257, 18514, 37028, 74056, 157369, 314738, 629476, 1258952, 2675273, 5350546, 10701092, 21402184]

約数ペア:

[(1, 21402184), (2, 10701092), (4, 5350546), (8, 2675273), (17, 1258952), (34, 629476), (68, 314738), (136, 157369), (289, 74056), (578, 37028), (1156, 18514), (2312, 9257)]