21252336

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3329}}^1$

素因数の和:3366

約数の個数: 80

約数和(自身を含む): 66067200

約数和(自身を除く): 44814864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 3329, 6384, 6658, 9987, 13316, 19974, 23303, 26632, 39948, 46606, 53264, 63251, 69909, 79896, 93212, 126502, 139818, 159792, 186424, 189753, 253004, 279636, 372848, 379506, 442757, 506008, 559272, 759012, 885514, 1012016, 1118544, 1328271, 1518024, 1771028, 2656542, 3036048, 3542056, 5313084, 7084112, 10626168, 21252336]

約数ペア:

[(1, 21252336), (2, 10626168), (3, 7084112), (4, 5313084), (6, 3542056), (7, 3036048), (8, 2656542), (12, 1771028), (14, 1518024), (16, 1328271), (19, 1118544), (21, 1012016), (24, 885514), (28, 759012), (38, 559272), (42, 506008), (48, 442757), (56, 379506), (57, 372848), (76, 279636), (84, 253004), (112, 189753), (114, 186424), (133, 159792), (152, 139818), (168, 126502), (228, 93212), (266, 79896), (304, 69909), (336, 63251), (399, 53264), (456, 46606), (532, 39948), (798, 26632), (912, 23303), (1064, 19974), (1596, 13316), (2128, 9987), (3192, 6658), (3329, 6384)]