21960804512

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{71569}}^1$

素因数の和:71845

約数の個数: 48

約数和(自身を含む): 44439816960

約数和(自身を除く): 22479012448

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 223, 344, 446, 688, 892, 1376, 1784, 3568, 7136, 9589, 19178, 38356, 71569, 76712, 143138, 153424, 286276, 306848, 572552, 1145104, 2290208, 3077467, 6154934, 12309868, 15959887, 24619736, 31919774, 49239472, 63839548, 98478944, 127679096, 255358192, 510716384, 686275141, 1372550282, 2745100564, 5490201128, 10980402256, 21960804512]

約数ペア:

[(1, 21960804512), (2, 10980402256), (4, 5490201128), (8, 2745100564), (16, 1372550282), (32, 686275141), (43, 510716384), (86, 255358192), (172, 127679096), (223, 98478944), (344, 63839548), (446, 49239472), (688, 31919774), (892, 24619736), (1376, 15959887), (1784, 12309868), (3568, 6154934), (7136, 3077467), (9589, 2290208), (19178, 1145104), (38356, 572552), (71569, 306848), (76712, 286276), (143138, 153424)]