21833318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 37480800

約数和(自身を除く): 15647482

約数列:

[1, 2, 13, 19, 26, 38, 193, 229, 247, 386, 458, 494, 2509, 2977, 3667, 4351, 5018, 5954, 7334, 8702, 44197, 47671, 56563, 88394, 95342, 113126, 574561, 839743, 1149122, 1679486, 10916659, 21833318]

約数ペア:

[(1, 21833318), (2, 10916659), (13, 1679486), (19, 1149122), (26, 839743), (38, 574561), (193, 113126), (229, 95342), (247, 88394), (386, 56563), (458, 47671), (494, 44197), (2509, 8702), (2977, 7334), (3667, 5954), (4351, 5018)]