21407166

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:359

約数の個数: 80

約数和(自身を含む): 53787888

約数和(自身を除く): 32380722

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 41, 54, 66, 81, 82, 99, 123, 162, 198, 246, 293, 297, 369, 451, 586, 594, 738, 879, 891, 902, 1107, 1353, 1758, 1782, 2214, 2637, 2706, 3223, 3321, 4059, 5274, 6446, 6642, 7911, 8118, 9669, 12013, 12177, 15822, 19338, 23733, 24026, 24354, 29007, 36039, 36531, 47466, 58014, 72078, 73062, 87021, 108117, 132143, 174042, 216234, 261063, 264286, 324351, 396429, 522126, 648702, 792858, 973053, 1189287, 1946106, 2378574, 3567861, 7135722, 10703583, 21407166]

約数ペア:

[(1, 21407166), (2, 10703583), (3, 7135722), (6, 3567861), (9, 2378574), (11, 1946106), (18, 1189287), (22, 973053), (27, 792858), (33, 648702), (41, 522126), (54, 396429), (66, 324351), (81, 264286), (82, 261063), (99, 216234), (123, 174042), (162, 132143), (198, 108117), (246, 87021), (293, 73062), (297, 72078), (369, 58014), (451, 47466), (586, 36531), (594, 36039), (738, 29007), (879, 24354), (891, 24026), (902, 23733), (1107, 19338), (1353, 15822), (1758, 12177), (1782, 12013), (2214, 9669), (2637, 8118), (2706, 7911), (3223, 6642), (3321, 6446), (4059, 5274)]