21066557759

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{1499}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 23496480000

約数和(自身を除く): 2429922241

約数列:

[1, 13, 59, 73, 251, 767, 949, 1499, 3263, 4307, 14809, 18323, 19487, 55991, 88441, 109427, 192517, 238199, 376249, 1081057, 1149733, 1422551, 4891237, 6456193, 14053741, 22198691, 27466177, 83930509, 288582983, 357060301, 1620504443, 21066557759]

約数ペア:

[(1, 21066557759), (13, 1620504443), (59, 357060301), (73, 288582983), (251, 83930509), (767, 27466177), (949, 22198691), (1499, 14053741), (3263, 6456193), (4307, 4891237), (14809, 1422551), (18323, 1149733), (19487, 1081057), (55991, 376249), (88441, 238199), (109427, 192517)]