21603722

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{337}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 39262080

約数和(自身を除く): 17658358

約数列:

[1, 2, 7, 14, 19, 38, 133, 241, 266, 337, 482, 674, 1687, 2359, 3374, 4579, 4718, 6403, 9158, 12806, 32053, 44821, 64106, 81217, 89642, 162434, 568519, 1137038, 1543123, 3086246, 10801861, 21603722]

約数ペア:

[(1, 21603722), (2, 10801861), (7, 3086246), (14, 1543123), (19, 1137038), (38, 568519), (133, 162434), (241, 89642), (266, 81217), (337, 64106), (482, 44821), (674, 32053), (1687, 12806), (2359, 9158), (3374, 6403), (4579, 4718)]