21316240582

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2390249}}^1$

素因数の和:2390285

約数の個数: 32

約数和(自身を含む): 40156200000

約数和(自身を除く): 18839959418

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918, 2390249, 4780498, 16731743, 31073237, 33463486, 62146474, 117122201, 217512659, 234244402, 435025318, 819855407, 1522588613, 1639710814, 3045177226, 10658120291, 21316240582]

約数ペア:

[(1, 21316240582), (2, 10658120291), (7, 3045177226), (13, 1639710814), (14, 1522588613), (26, 819855407), (49, 435025318), (91, 234244402), (98, 217512659), (182, 117122201), (343, 62146474), (637, 33463486), (686, 31073237), (1274, 16731743), (4459, 4780498), (8918, 2390249)]