21294051

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 28939680

約数和(自身を除く): 7645629

約数列:

[1, 3, 89, 173, 267, 461, 519, 1383, 15397, 41029, 46191, 79753, 123087, 239259, 7098017, 21294051]

約数ペア:

[(1, 21294051), (3, 7098017), (89, 239259), (173, 123087), (267, 79753), (461, 46191), (519, 41029), (1383, 15397)]