21264246

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{69491}}^1$

素因数の和:69516

約数の個数: 24

約数和(自身を含む): 48783384

約数和(自身を除く): 27519138

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 69491, 138982, 208473, 416946, 625419, 1181347, 1250838, 2362694, 3544041, 7088082, 10632123, 21264246]

約数ペア:

[(1, 21264246), (2, 10632123), (3, 7088082), (6, 3544041), (9, 2362694), (17, 1250838), (18, 1181347), (34, 625419), (51, 416946), (102, 208473), (153, 138982), (306, 69491)]