21568954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 37806912

約数和(自身を除く): 16237958

約数列:

[1, 2, 11, 17, 22, 34, 101, 187, 202, 374, 571, 1111, 1142, 1717, 2222, 3434, 6281, 9707, 12562, 18887, 19414, 37774, 57671, 106777, 115342, 213554, 634381, 980407, 1268762, 1960814, 10784477, 21568954]

約数ペア:

[(1, 21568954), (2, 10784477), (11, 1960814), (17, 1268762), (22, 980407), (34, 634381), (101, 213554), (187, 115342), (202, 106777), (374, 57671), (571, 37774), (1111, 19414), (1142, 18887), (1717, 12562), (2222, 9707), (3434, 6281)]