21999684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 62576640

約数和(自身を除く): 40576956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 59, 69, 84, 92, 118, 138, 161, 177, 193, 236, 276, 322, 354, 386, 413, 483, 579, 644, 708, 772, 826, 966, 1158, 1239, 1351, 1357, 1652, 1932, 2316, 2478, 2702, 2714, 4053, 4071, 4439, 4956, 5404, 5428, 8106, 8142, 8878, 9499, 11387, 13317, 16212, 16284, 17756, 18998, 22774, 26634, 28497, 31073, 34161, 37996, 45548, 53268, 56994, 62146, 68322, 79709, 93219, 113988, 124292, 136644, 159418, 186438, 239127, 261901, 318836, 372876, 478254, 523802, 785703, 956508, 1047604, 1571406, 1833307, 3142812, 3666614, 5499921, 7333228, 10999842, 21999684]

約数ペア:

[(1, 21999684), (2, 10999842), (3, 7333228), (4, 5499921), (6, 3666614), (7, 3142812), (12, 1833307), (14, 1571406), (21, 1047604), (23, 956508), (28, 785703), (42, 523802), (46, 478254), (59, 372876), (69, 318836), (84, 261901), (92, 239127), (118, 186438), (138, 159418), (161, 136644), (177, 124292), (193, 113988), (236, 93219), (276, 79709), (322, 68322), (354, 62146), (386, 56994), (413, 53268), (483, 45548), (579, 37996), (644, 34161), (708, 31073), (772, 28497), (826, 26634), (966, 22774), (1158, 18998), (1239, 17756), (1351, 16284), (1357, 16212), (1652, 13317), (1932, 11387), (2316, 9499), (2478, 8878), (2702, 8142), (2714, 8106), (4053, 5428), (4071, 5404), (4439, 4956)]