21596176

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4703}}^1$

素因数の和:4759

約数の個数: 40

約数和(自身を含む): 48996864

約数和(自身を除く): 27400688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 4703, 9406, 18812, 32921, 37624, 65842, 75248, 131684, 192823, 263368, 385646, 526736, 771292, 1349761, 1542584, 2699522, 3085168, 5399044, 10798088, 21596176]

約数ペア:

[(1, 21596176), (2, 10798088), (4, 5399044), (7, 3085168), (8, 2699522), (14, 1542584), (16, 1349761), (28, 771292), (41, 526736), (56, 385646), (82, 263368), (112, 192823), (164, 131684), (287, 75248), (328, 65842), (574, 37624), (656, 32921), (1148, 18812), (2296, 9406), (4592, 4703)]