21697278

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6563}}^1$

素因数の和:6616

約数の個数: 32

約数和(自身を含む): 47260800

約数和(自身を除く): 25563522

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 174, 551, 1102, 1653, 3306, 6563, 13126, 19689, 39378, 124697, 190327, 249394, 374091, 380654, 570981, 748182, 1141962, 3616213, 7232426, 10848639, 21697278]

約数ペア:

[(1, 21697278), (2, 10848639), (3, 7232426), (6, 3616213), (19, 1141962), (29, 748182), (38, 570981), (57, 380654), (58, 374091), (87, 249394), (114, 190327), (174, 124697), (551, 39378), (1102, 19689), (1653, 13126), (3306, 6563)]