21243370096

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1\times {\mathrm{1153}}^1$

素因数の和:1770

約数の個数: 80

約数和(自身を含む): 44662551136

約数和(自身を除く): 23419181040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 283, 313, 566, 626, 1132, 1153, 1252, 2264, 2306, 2504, 3679, 4069, 4528, 4612, 5008, 7358, 8138, 9224, 14716, 14989, 16276, 18448, 29432, 29978, 32552, 58864, 59956, 65104, 88579, 119912, 177158, 239824, 326299, 354316, 360889, 652598, 708632, 721778, 1151527, 1305196, 1417264, 1443556, 2303054, 2610392, 2887112, 4241887, 4606108, 4691557, 5220784, 5774224, 8483774, 9212216, 9383114, 16967548, 18424432, 18766228, 33935096, 37532456, 67870192, 75064912, 102131587, 204263174, 408526348, 817052696, 1327710631, 1634105392, 2655421262, 5310842524, 10621685048, 21243370096]

約数ペア:

[(1, 21243370096), (2, 10621685048), (4, 5310842524), (8, 2655421262), (13, 1634105392), (16, 1327710631), (26, 817052696), (52, 408526348), (104, 204263174), (208, 102131587), (283, 75064912), (313, 67870192), (566, 37532456), (626, 33935096), (1132, 18766228), (1153, 18424432), (1252, 16967548), (2264, 9383114), (2306, 9212216), (2504, 8483774), (3679, 5774224), (4069, 5220784), (4528, 4691557), (4612, 4606108), (5008, 4241887), (7358, 2887112), (8138, 2610392), (9224, 2303054), (14716, 1443556), (14989, 1417264), (16276, 1305196), (18448, 1151527), (29432, 721778), (29978, 708632), (32552, 652598), (58864, 360889), (59956, 354316), (65104, 326299), (88579, 239824), (119912, 177158)]