21292284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3329}}^1$

素因数の和:3390

約数の個数: 48

約数和(自身を含む): 54825120

約数和(自身を除く): 33532836

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 246, 492, 533, 1066, 1599, 2132, 3198, 3329, 6396, 6658, 9987, 13316, 19974, 39948, 43277, 86554, 129831, 136489, 173108, 259662, 272978, 409467, 519324, 545956, 818934, 1637868, 1774357, 3548714, 5323071, 7097428, 10646142, 21292284]

約数ペア:

[(1, 21292284), (2, 10646142), (3, 7097428), (4, 5323071), (6, 3548714), (12, 1774357), (13, 1637868), (26, 818934), (39, 545956), (41, 519324), (52, 409467), (78, 272978), (82, 259662), (123, 173108), (156, 136489), (164, 129831), (246, 86554), (492, 43277), (533, 39948), (1066, 19974), (1599, 13316), (2132, 9987), (3198, 6658), (3329, 6396)]