21966423129

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{759637}}^1$

素因数の和:759676

約数の個数: 48

約数和(自身を含む): 39817185408

約数和(自身を除く): 17850762279

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 243, 357, 459, 567, 1071, 1377, 1701, 3213, 4131, 9639, 28917, 759637, 2278911, 5317459, 6836733, 12913829, 15952377, 20510199, 38741487, 47857131, 61530597, 90396803, 116224461, 143571393, 184591791, 271190409, 348673383, 430714179, 813571227, 1046020149, 1292142537, 2440713681, 3138060447, 7322141043, 21966423129]

約数ペア:

[(1, 21966423129), (3, 7322141043), (7, 3138060447), (9, 2440713681), (17, 1292142537), (21, 1046020149), (27, 813571227), (51, 430714179), (63, 348673383), (81, 271190409), (119, 184591791), (153, 143571393), (189, 116224461), (243, 90396803), (357, 61530597), (459, 47857131), (567, 38741487), (1071, 20510199), (1377, 15952377), (1701, 12913829), (3213, 6836733), (4131, 5317459), (9639, 2278911), (28917, 759637)]