21029912

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3089}}^1$

素因数の和:3155

約数の個数: 32

約数和(自身を含む): 42271200

約数和(自身を除く): 21241288

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 148, 184, 296, 851, 1702, 3089, 3404, 6178, 6808, 12356, 24712, 71047, 114293, 142094, 228586, 284188, 457172, 568376, 914344, 2628739, 5257478, 10514956, 21029912]

約数ペア:

[(1, 21029912), (2, 10514956), (4, 5257478), (8, 2628739), (23, 914344), (37, 568376), (46, 457172), (74, 284188), (92, 228586), (148, 142094), (184, 114293), (296, 71047), (851, 24712), (1702, 12356), (3089, 6808), (3404, 6178)]