2051219457

素因数分解:

$3^4\times 7^1\times {\mathrm{293}}^1\times {\mathrm{12347}}^1$

素因数の和:12659

約数の個数: 40

約数和(自身を含む): 3514142016

約数和(自身を除く): 1462922559

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 293, 567, 879, 2051, 2637, 6153, 7911, 12347, 18459, 23733, 37041, 55377, 86429, 111123, 166131, 259287, 333369, 777861, 1000107, 2333583, 3617671, 7000749, 10853013, 25323697, 32559039, 75971091, 97677117, 227913273, 293031351, 683739819, 2051219457]

約数ペア:

[(1, 2051219457), (3, 683739819), (7, 293031351), (9, 227913273), (21, 97677117), (27, 75971091), (63, 32559039), (81, 25323697), (189, 10853013), (293, 7000749), (567, 3617671), (879, 2333583), (2051, 1000107), (2637, 777861), (6153, 333369), (7911, 259287), (12347, 166131), (18459, 111123), (23733, 86429), (37041, 55377)]