21261042

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 53936064

約数和(自身を除く): 32675022

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 41, 54, 66, 81, 82, 97, 99, 123, 162, 194, 198, 243, 246, 291, 297, 369, 451, 486, 582, 594, 738, 873, 891, 902, 1067, 1107, 1353, 1746, 1782, 2134, 2214, 2619, 2673, 2706, 3201, 3321, 3977, 4059, 5238, 5346, 6402, 6642, 7857, 7954, 8118, 9603, 9963, 11931, 12177, 15714, 19206, 19926, 23571, 23862, 24354, 28809, 35793, 36531, 43747, 47142, 57618, 71586, 73062, 86427, 87494, 107379, 109593, 131241, 172854, 214758, 219186, 259281, 262482, 322137, 393723, 518562, 644274, 787446, 966411, 1181169, 1932822, 2362338, 3543507, 7087014, 10630521, 21261042]

約数ペア:

[(1, 21261042), (2, 10630521), (3, 7087014), (6, 3543507), (9, 2362338), (11, 1932822), (18, 1181169), (22, 966411), (27, 787446), (33, 644274), (41, 518562), (54, 393723), (66, 322137), (81, 262482), (82, 259281), (97, 219186), (99, 214758), (123, 172854), (162, 131241), (194, 109593), (198, 107379), (243, 87494), (246, 86427), (291, 73062), (297, 71586), (369, 57618), (451, 47142), (486, 43747), (582, 36531), (594, 35793), (738, 28809), (873, 24354), (891, 23862), (902, 23571), (1067, 19926), (1107, 19206), (1353, 15714), (1746, 12177), (1782, 11931), (2134, 9963), (2214, 9603), (2619, 8118), (2673, 7954), (2706, 7857), (3201, 6642), (3321, 6402), (3977, 5346), (4059, 5238)]