21633724

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 46835712

約数和(自身を除く): 25201988

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 68, 94, 119, 188, 238, 329, 476, 658, 799, 967, 1316, 1598, 1934, 3196, 3868, 5593, 6769, 11186, 13538, 16439, 22372, 27076, 32878, 45449, 65756, 90898, 115073, 181796, 230146, 318143, 460292, 636286, 772633, 1272572, 1545266, 3090532, 5408431, 10816862, 21633724]

約数ペア:

[(1, 21633724), (2, 10816862), (4, 5408431), (7, 3090532), (14, 1545266), (17, 1272572), (28, 772633), (34, 636286), (47, 460292), (68, 318143), (94, 230146), (119, 181796), (188, 115073), (238, 90898), (329, 65756), (476, 45449), (658, 32878), (799, 27076), (967, 22372), (1316, 16439), (1598, 13538), (1934, 11186), (3196, 6769), (3868, 5593)]