21088024

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8161}}^1$

素因数の和:8203

約数の個数: 32

約数和(自身を含む): 44074800

約数和(自身を除く): 22986776

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 8161, 16322, 32644, 65288, 138737, 155059, 277474, 310118, 554948, 620236, 1109896, 1240472, 2636003, 5272006, 10544012, 21088024]

約数ペア:

[(1, 21088024), (2, 10544012), (4, 5272006), (8, 2636003), (17, 1240472), (19, 1109896), (34, 620236), (38, 554948), (68, 310118), (76, 277474), (136, 155059), (152, 138737), (323, 65288), (646, 32644), (1292, 16322), (2584, 8161)]