21710040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16447}}^1$

素因数の和:16472

約数の個数: 64

約数和(自身を含む): 71055360

約数和(自身を除く): 49345320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16447, 32894, 49341, 65788, 82235, 98682, 131576, 164470, 180917, 197364, 246705, 328940, 361834, 394728, 493410, 542751, 657880, 723668, 904585, 986820, 1085502, 1447336, 1809170, 1973640, 2171004, 2713755, 3618340, 4342008, 5427510, 7236680, 10855020, 21710040]

約数ペア:

[(1, 21710040), (2, 10855020), (3, 7236680), (4, 5427510), (5, 4342008), (6, 3618340), (8, 2713755), (10, 2171004), (11, 1973640), (12, 1809170), (15, 1447336), (20, 1085502), (22, 986820), (24, 904585), (30, 723668), (33, 657880), (40, 542751), (44, 493410), (55, 394728), (60, 361834), (66, 328940), (88, 246705), (110, 197364), (120, 180917), (132, 164470), (165, 131576), (220, 98682), (264, 82235), (330, 65788), (440, 49341), (660, 32894), (1320, 16447)]