21167763639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{1879}}^1$

素因数の和:2420

約数の個数: 64

約数和(自身を含む): 33447997440

約数和(自身を除く): 12280233801

約数列:

[1, 3, 11, 17, 33, 43, 51, 129, 187, 467, 473, 561, 731, 1401, 1419, 1879, 2193, 5137, 5637, 7939, 8041, 15411, 20081, 20669, 23817, 24123, 31943, 60243, 62007, 80797, 87329, 95829, 220891, 242391, 261987, 341377, 351373, 662673, 877493, 888767, 1024131, 1054119, 1373549, 2632479, 2666301, 3755147, 4120647, 9652423, 11265441, 14917381, 15109039, 28957269, 37732199, 44752143, 45327117, 113196597, 164091191, 415054189, 492273573, 641447383, 1245162567, 1924342149, 7055921213, 21167763639]

約数ペア:

[(1, 21167763639), (3, 7055921213), (11, 1924342149), (17, 1245162567), (33, 641447383), (43, 492273573), (51, 415054189), (129, 164091191), (187, 113196597), (467, 45327117), (473, 44752143), (561, 37732199), (731, 28957269), (1401, 15109039), (1419, 14917381), (1879, 11265441), (2193, 9652423), (5137, 4120647), (5637, 3755147), (7939, 2666301), (8041, 2632479), (15411, 1373549), (20081, 1054119), (20669, 1024131), (23817, 888767), (24123, 877493), (31943, 662673), (60243, 351373), (62007, 341377), (80797, 261987), (87329, 242391), (95829, 220891)]