21755408

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36749}}^1$

素因数の和:36794

約数の個数: 20

約数和(自身を含む): 43291500

約数和(自身を除く): 21536092

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36749, 73498, 146996, 293992, 587984, 1359713, 2719426, 5438852, 10877704, 21755408]

約数ペア:

[(1, 21755408), (2, 10877704), (4, 5438852), (8, 2719426), (16, 1359713), (37, 587984), (74, 293992), (148, 146996), (296, 73498), (592, 36749)]