21981036602

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1\times {\mathrm{25463}}^1$

素因数の和:25982

約数の個数: 32

約数和(自身を含む): 37995547392

約数和(自身を除く): 16014510790

約数列:

[1, 2, 7, 14, 197, 313, 394, 626, 1379, 2191, 2758, 4382, 25463, 50926, 61661, 123322, 178241, 356482, 431627, 863254, 5016211, 7969919, 10032422, 15939838, 35113477, 55789433, 70226954, 111578866, 1570074043, 3140148086, 10990518301, 21981036602]

約数ペア:

[(1, 21981036602), (2, 10990518301), (7, 3140148086), (14, 1570074043), (197, 111578866), (313, 70226954), (394, 55789433), (626, 35113477), (1379, 15939838), (2191, 10032422), (2758, 7969919), (4382, 5016211), (25463, 863254), (50926, 431627), (61661, 356482), (123322, 178241)]