21815936

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{4157}}^1$

素因数の和:4212

約数の個数: 32

約数和(自身を含む): 44532180

約数和(自身を除く): 22716244

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 4157, 5248, 8314, 16628, 33256, 66512, 133024, 170437, 266048, 340874, 532096, 681748, 1363496, 2726992, 5453984, 10907968, 21815936]

約数ペア:

[(1, 21815936), (2, 10907968), (4, 5453984), (8, 2726992), (16, 1363496), (32, 681748), (41, 532096), (64, 340874), (82, 266048), (128, 170437), (164, 133024), (328, 66512), (656, 33256), (1312, 16628), (2624, 8314), (4157, 5248)]