21572110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8329}}^1$

素因数の和:8380

約数の個数: 32

約数和(自身を含む): 45581760

約数和(自身を除く): 24009650

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 8329, 16658, 41645, 58303, 83290, 116606, 291515, 308173, 583030, 616346, 1540865, 2157211, 3081730, 4314422, 10786055, 21572110]

約数ペア:

[(1, 21572110), (2, 10786055), (5, 4314422), (7, 3081730), (10, 2157211), (14, 1540865), (35, 616346), (37, 583030), (70, 308173), (74, 291515), (185, 116606), (259, 83290), (370, 58303), (518, 41645), (1295, 16658), (2590, 8329)]