21630126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 52531200

約数和(自身を除く): 30901074

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 37, 42, 62, 74, 93, 111, 186, 217, 222, 259, 434, 449, 518, 651, 777, 898, 1147, 1302, 1347, 1554, 2294, 2694, 3143, 3441, 6286, 6882, 8029, 9429, 13919, 16058, 16613, 18858, 24087, 27838, 33226, 41757, 48174, 49839, 83514, 97433, 99678, 116291, 194866, 232582, 292299, 348873, 515003, 584598, 697746, 1030006, 1545009, 3090018, 3605021, 7210042, 10815063, 21630126]

約数ペア:

[(1, 21630126), (2, 10815063), (3, 7210042), (6, 3605021), (7, 3090018), (14, 1545009), (21, 1030006), (31, 697746), (37, 584598), (42, 515003), (62, 348873), (74, 292299), (93, 232582), (111, 194866), (186, 116291), (217, 99678), (222, 97433), (259, 83514), (434, 49839), (449, 48174), (518, 41757), (651, 33226), (777, 27838), (898, 24087), (1147, 18858), (1302, 16613), (1347, 16058), (1554, 13919), (2294, 9429), (2694, 8029), (3143, 6882), (3441, 6286)]