21814551

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1231}}^1$

素因数の和:1427

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 12780009

約数列:

[1, 3, 9, 11, 33, 99, 179, 537, 1231, 1611, 1969, 3693, 5907, 11079, 13541, 17721, 40623, 121869, 220349, 661047, 1983141, 2423839, 7271517, 21814551]

約数ペア:

[(1, 21814551), (3, 7271517), (9, 2423839), (11, 1983141), (33, 661047), (99, 220349), (179, 121869), (537, 40623), (1231, 17721), (1611, 13541), (1969, 11079), (3693, 5907)]