21364266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 53830656

約数和(自身を除く): 32466390

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 131, 154, 231, 262, 353, 393, 462, 706, 786, 917, 1059, 1441, 1834, 2118, 2471, 2751, 2882, 3883, 4323, 4942, 5502, 7413, 7766, 8646, 10087, 11649, 14826, 20174, 23298, 27181, 30261, 46243, 54362, 60522, 81543, 92486, 138729, 163086, 277458, 323701, 508673, 647402, 971103, 1017346, 1526019, 1942206, 3052038, 3560711, 7121422, 10682133, 21364266]

約数ペア:

[(1, 21364266), (2, 10682133), (3, 7121422), (6, 3560711), (7, 3052038), (11, 1942206), (14, 1526019), (21, 1017346), (22, 971103), (33, 647402), (42, 508673), (66, 323701), (77, 277458), (131, 163086), (154, 138729), (231, 92486), (262, 81543), (353, 60522), (393, 54362), (462, 46243), (706, 30261), (786, 27181), (917, 23298), (1059, 20174), (1441, 14826), (1834, 11649), (2118, 10087), (2471, 8646), (2751, 7766), (2882, 7413), (3883, 5502), (4323, 4942)]