21496766

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 35140608

約数和(自身を除く): 13643842

約数列:

[1, 2, 23, 46, 47, 61, 94, 122, 163, 326, 1081, 1403, 2162, 2806, 2867, 3749, 5734, 7498, 7661, 9943, 15322, 19886, 65941, 131882, 176203, 228689, 352406, 457378, 467321, 934642, 10748383, 21496766]

約数ペア:

[(1, 21496766), (2, 10748383), (23, 934642), (46, 467321), (47, 457378), (61, 352406), (94, 228689), (122, 176203), (163, 131882), (326, 65941), (1081, 19886), (1403, 15322), (2162, 9943), (2806, 7661), (2867, 7498), (3749, 5734)]