21874266

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7643}}^1$

素因数の和:7707

約数の個数: 32

約数和(自身を含む): 49533120

約数和(自身を除く): 27658854

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7643, 15286, 22929, 45858, 68787, 137574, 206361, 405079, 412722, 810158, 1215237, 2430474, 3645711, 7291422, 10937133, 21874266]

約数ペア:

[(1, 21874266), (2, 10937133), (3, 7291422), (6, 3645711), (9, 2430474), (18, 1215237), (27, 810158), (53, 412722), (54, 405079), (106, 206361), (159, 137574), (318, 68787), (477, 45858), (954, 22929), (1431, 15286), (2862, 7643)]