21583826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 36531648

約数和(自身を除く): 14947822

約数列:

[1, 2, 11, 22, 53, 106, 107, 173, 214, 346, 583, 1166, 1177, 1903, 2354, 3806, 5671, 9169, 11342, 18338, 18511, 37022, 62381, 100859, 124762, 201718, 203621, 407242, 981083, 1962166, 10791913, 21583826]

約数ペア:

[(1, 21583826), (2, 10791913), (11, 1962166), (22, 981083), (53, 407242), (106, 203621), (107, 201718), (173, 124762), (214, 100859), (346, 62381), (583, 37022), (1166, 18511), (1177, 18338), (1903, 11342), (2354, 9169), (3806, 5671)]