21417324

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1063}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 52910592

約数和(自身を除く): 31493268

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 73, 92, 138, 146, 219, 276, 292, 438, 876, 1063, 1679, 2126, 3189, 3358, 4252, 5037, 6378, 6716, 10074, 12756, 20148, 24449, 48898, 73347, 77599, 97796, 146694, 155198, 232797, 293388, 310396, 465594, 931188, 1784777, 3569554, 5354331, 7139108, 10708662, 21417324]

約数ペア:

[(1, 21417324), (2, 10708662), (3, 7139108), (4, 5354331), (6, 3569554), (12, 1784777), (23, 931188), (46, 465594), (69, 310396), (73, 293388), (92, 232797), (138, 155198), (146, 146694), (219, 97796), (276, 77599), (292, 73347), (438, 48898), (876, 24449), (1063, 20148), (1679, 12756), (2126, 10074), (3189, 6716), (3358, 6378), (4252, 5037)]