21392484

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{77509}}^1$

素因数の和:77539

約数の個数: 24

約数和(自身を含む): 52086720

約数和(自身を除く): 30694236

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 77509, 155018, 232527, 310036, 465054, 930108, 1782707, 3565414, 5348121, 7130828, 10696242, 21392484]

約数ペア:

[(1, 21392484), (2, 10696242), (3, 7130828), (4, 5348121), (6, 3565414), (12, 1782707), (23, 930108), (46, 465054), (69, 310036), (92, 232527), (138, 155018), (276, 77509)]