21095297694

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{221083}}^1$

素因数の和:221147

約数の個数: 80

約数和(自身を含む): 51362234880

約数和(自身を除く): 30266937186

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 81, 93, 114, 162, 171, 186, 279, 342, 513, 558, 589, 837, 1026, 1178, 1539, 1674, 1767, 2511, 3078, 3534, 5022, 5301, 10602, 15903, 31806, 47709, 95418, 221083, 442166, 663249, 1326498, 1989747, 3979494, 4200577, 5969241, 6853573, 8401154, 11938482, 12601731, 13707146, 17907723, 20560719, 25203462, 35815446, 37805193, 41121438, 61682157, 75610386, 113415579, 123364314, 130217887, 185046471, 226831158, 260435774, 340246737, 370092942, 390653661, 555139413, 680493474, 781307322, 1110278826, 1171960983, 2343921966, 3515882949, 7031765898, 10547648847, 21095297694]

約数ペア:

[(1, 21095297694), (2, 10547648847), (3, 7031765898), (6, 3515882949), (9, 2343921966), (18, 1171960983), (19, 1110278826), (27, 781307322), (31, 680493474), (38, 555139413), (54, 390653661), (57, 370092942), (62, 340246737), (81, 260435774), (93, 226831158), (114, 185046471), (162, 130217887), (171, 123364314), (186, 113415579), (279, 75610386), (342, 61682157), (513, 41121438), (558, 37805193), (589, 35815446), (837, 25203462), (1026, 20560719), (1178, 17907723), (1539, 13707146), (1674, 12601731), (1767, 11938482), (2511, 8401154), (3078, 6853573), (3534, 5969241), (5022, 4200577), (5301, 3979494), (10602, 1989747), (15903, 1326498), (31806, 663249), (47709, 442166), (95418, 221083)]