21648906

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{619}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 49327200

約数和(自身を除く): 27678294

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 67, 87, 134, 174, 201, 261, 402, 522, 603, 619, 1206, 1238, 1857, 1943, 3714, 3886, 5571, 5829, 11142, 11658, 17487, 17951, 34974, 35902, 41473, 53853, 82946, 107706, 124419, 161559, 248838, 323118, 373257, 746514, 1202717, 2405434, 3608151, 7216302, 10824453, 21648906]

約数ペア:

[(1, 21648906), (2, 10824453), (3, 7216302), (6, 3608151), (9, 2405434), (18, 1202717), (29, 746514), (58, 373257), (67, 323118), (87, 248838), (134, 161559), (174, 124419), (201, 107706), (261, 82946), (402, 53853), (522, 41473), (603, 35902), (619, 34974), (1206, 17951), (1238, 17487), (1857, 11658), (1943, 11142), (3714, 5829), (3886, 5571)]