21167176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 44945280

約数和(自身を除く): 23778104

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 67, 68, 92, 101, 134, 136, 184, 202, 268, 391, 404, 536, 782, 808, 1139, 1541, 1564, 1717, 2278, 2323, 3082, 3128, 3434, 4556, 4646, 6164, 6767, 6868, 9112, 9292, 12328, 13534, 13736, 18584, 26197, 27068, 39491, 52394, 54136, 78982, 104788, 115039, 155641, 157964, 209576, 230078, 311282, 315928, 460156, 622564, 920312, 1245128, 2645897, 5291794, 10583588, 21167176]

約数ペア:

[(1, 21167176), (2, 10583588), (4, 5291794), (8, 2645897), (17, 1245128), (23, 920312), (34, 622564), (46, 460156), (67, 315928), (68, 311282), (92, 230078), (101, 209576), (134, 157964), (136, 155641), (184, 115039), (202, 104788), (268, 78982), (391, 54136), (404, 52394), (536, 39491), (782, 27068), (808, 26197), (1139, 18584), (1541, 13736), (1564, 13534), (1717, 12328), (2278, 9292), (2323, 9112), (3082, 6868), (3128, 6767), (3434, 6164), (4556, 4646)]