21927894898

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1\times {\mathrm{2447}}^1$

素因数の和:3451

約数の個数: 64

約数和(自身を含む): 41307356160

約数和(自身を除く): 19379461262

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 929, 1378, 1858, 2447, 4823, 4894, 6503, 9646, 12077, 13006, 17129, 24154, 31811, 34258, 49237, 63622, 84539, 98474, 129691, 169078, 222677, 259382, 344659, 445354, 640081, 689318, 907837, 1280162, 1685983, 1815674, 2273263, 3371966, 4480567, 4546526, 8961134, 11801881, 15912841, 23603762, 29552419, 31825682, 59104838, 120482939, 206866933, 240965878, 413733866, 843380573, 1566278207, 1686761146, 3132556414, 10963947449, 21927894898]

約数ペア:

[(1, 21927894898), (2, 10963947449), (7, 3132556414), (13, 1686761146), (14, 1566278207), (26, 843380573), (53, 413733866), (91, 240965878), (106, 206866933), (182, 120482939), (371, 59104838), (689, 31825682), (742, 29552419), (929, 23603762), (1378, 15912841), (1858, 11801881), (2447, 8961134), (4823, 4546526), (4894, 4480567), (6503, 3371966), (9646, 2273263), (12077, 1815674), (13006, 1685983), (17129, 1280162), (24154, 907837), (31811, 689318), (34258, 640081), (49237, 445354), (63622, 344659), (84539, 259382), (98474, 222677), (129691, 169078)]