21896493

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 11281107

約数列:

[1, 3, 17, 19, 51, 57, 59, 177, 323, 383, 969, 1003, 1121, 1149, 3009, 3363, 6511, 7277, 19057, 19533, 21831, 22597, 57171, 67791, 123709, 371127, 384149, 429343, 1152447, 1288029, 7298831, 21896493]

約数ペア:

[(1, 21896493), (3, 7298831), (17, 1288029), (19, 1152447), (51, 429343), (57, 384149), (59, 371127), (177, 123709), (323, 67791), (383, 57171), (969, 22597), (1003, 21831), (1121, 19533), (1149, 19057), (3009, 7277), (3363, 6511)]