21437328

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{3691}}^1$

素因数の和:3724

約数の個数: 60

約数和(自身を含む): 60888464

約数和(自身を除く): 39451136

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 121, 132, 176, 242, 264, 363, 484, 528, 726, 968, 1452, 1936, 2904, 3691, 5808, 7382, 11073, 14764, 22146, 29528, 40601, 44292, 59056, 81202, 88584, 121803, 162404, 177168, 243606, 324808, 446611, 487212, 649616, 893222, 974424, 1339833, 1786444, 1948848, 2679666, 3572888, 5359332, 7145776, 10718664, 21437328]

約数ペア:

[(1, 21437328), (2, 10718664), (3, 7145776), (4, 5359332), (6, 3572888), (8, 2679666), (11, 1948848), (12, 1786444), (16, 1339833), (22, 974424), (24, 893222), (33, 649616), (44, 487212), (48, 446611), (66, 324808), (88, 243606), (121, 177168), (132, 162404), (176, 121803), (242, 88584), (264, 81202), (363, 59056), (484, 44292), (528, 40601), (726, 29528), (968, 22146), (1452, 14764), (1936, 11073), (2904, 7382), (3691, 5808)]