21829904

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4721}}^1$

素因数の和:4763

約数の個数: 30

約数和(自身を含む): 44939274

約数和(自身を除く): 23109370

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 4721, 9442, 18884, 37768, 75536, 80257, 160514, 321028, 642056, 1284112, 1364369, 2728738, 5457476, 10914952, 21829904]

約数ペア:

[(1, 21829904), (2, 10914952), (4, 5457476), (8, 2728738), (16, 1364369), (17, 1284112), (34, 642056), (68, 321028), (136, 160514), (272, 80257), (289, 75536), (578, 37768), (1156, 18884), (2312, 9442), (4624, 4721)]