21719712

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{32321}}^1$

素因数の和:32341

約数の個数: 48

約数和(自身を含む): 65161152

約数和(自身を除く): 43441440

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 32321, 64642, 96963, 129284, 193926, 226247, 258568, 387852, 452494, 517136, 678741, 775704, 904988, 1034272, 1357482, 1551408, 1809976, 2714964, 3102816, 3619952, 5429928, 7239904, 10859856, 21719712]

約数ペア:

[(1, 21719712), (2, 10859856), (3, 7239904), (4, 5429928), (6, 3619952), (7, 3102816), (8, 2714964), (12, 1809976), (14, 1551408), (16, 1357482), (21, 1034272), (24, 904988), (28, 775704), (32, 678741), (42, 517136), (48, 452494), (56, 387852), (84, 258568), (96, 226247), (112, 193926), (168, 129284), (224, 96963), (336, 64642), (672, 32321)]