21818048

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1621

約数の個数: 56

約数和(自身を含む): 51108864

約数和(自身を除く): 29290816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1571, 1736, 1984, 3142, 3472, 6284, 6944, 10997, 12568, 13888, 21994, 25136, 43988, 48701, 50272, 87976, 97402, 100544, 175952, 194804, 340907, 351904, 389608, 681814, 703808, 779216, 1363628, 1558432, 2727256, 3116864, 5454512, 10909024, 21818048]

約数ペア:

[(1, 21818048), (2, 10909024), (4, 5454512), (7, 3116864), (8, 2727256), (14, 1558432), (16, 1363628), (28, 779216), (31, 703808), (32, 681814), (56, 389608), (62, 351904), (64, 340907), (112, 194804), (124, 175952), (217, 100544), (224, 97402), (248, 87976), (434, 50272), (448, 48701), (496, 43988), (868, 25136), (992, 21994), (1571, 13888), (1736, 12568), (1984, 10997), (3142, 6944), (3472, 6284)]