21996282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1013}}^1$

素因数の和:1083

約数の個数: 64

約数和(自身を含む): 56070144

約数和(自身を除く): 34073862

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 47, 66, 77, 94, 141, 154, 231, 282, 329, 462, 517, 658, 987, 1013, 1034, 1551, 1974, 2026, 3039, 3102, 3619, 6078, 7091, 7238, 10857, 11143, 14182, 21273, 21714, 22286, 33429, 42546, 47611, 66858, 78001, 95222, 142833, 156002, 234003, 285666, 333277, 468006, 523721, 666554, 999831, 1047442, 1571163, 1999662, 3142326, 3666047, 7332094, 10998141, 21996282]

約数ペア:

[(1, 21996282), (2, 10998141), (3, 7332094), (6, 3666047), (7, 3142326), (11, 1999662), (14, 1571163), (21, 1047442), (22, 999831), (33, 666554), (42, 523721), (47, 468006), (66, 333277), (77, 285666), (94, 234003), (141, 156002), (154, 142833), (231, 95222), (282, 78001), (329, 66858), (462, 47611), (517, 42546), (658, 33429), (987, 22286), (1013, 21714), (1034, 21273), (1551, 14182), (1974, 11143), (2026, 10857), (3039, 7238), (3102, 7091), (3619, 6078)]