21031596

素因数分解:

$2^2\times 3^3\times {\mathrm{193}}^1\times {\mathrm{1009}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 54863200

約数和(自身を除く): 33831604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 193, 386, 579, 772, 1009, 1158, 1737, 2018, 2316, 3027, 3474, 4036, 5211, 6054, 6948, 9081, 10422, 12108, 18162, 20844, 27243, 36324, 54486, 108972, 194737, 389474, 584211, 778948, 1168422, 1752633, 2336844, 3505266, 5257899, 7010532, 10515798, 21031596]

約数ペア:

[(1, 21031596), (2, 10515798), (3, 7010532), (4, 5257899), (6, 3505266), (9, 2336844), (12, 1752633), (18, 1168422), (27, 778948), (36, 584211), (54, 389474), (108, 194737), (193, 108972), (386, 54486), (579, 36324), (772, 27243), (1009, 20844), (1158, 18162), (1737, 12108), (2018, 10422), (2316, 9081), (3027, 6948), (3474, 6054), (4036, 5211)]