21477596

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45121}}^1$

素因数の和:45149

約数の個数: 24

約数和(自身を含む): 45482976

約数和(自身を除く): 24005380

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 45121, 90242, 180484, 315847, 631694, 767057, 1263388, 1534114, 3068228, 5369399, 10738798, 21477596]

約数ペア:

[(1, 21477596), (2, 10738798), (4, 5369399), (7, 3068228), (14, 1534114), (17, 1263388), (28, 767057), (34, 631694), (68, 315847), (119, 180484), (238, 90242), (476, 45121)]