21141846

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:618

約数の個数: 72

約数和(自身を含む): 53405352

約数和(自身を除く): 32263506

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 51, 66, 99, 102, 121, 153, 187, 198, 242, 306, 363, 374, 561, 571, 726, 1089, 1122, 1142, 1683, 1713, 2057, 2178, 3366, 3426, 4114, 5139, 6171, 6281, 9707, 10278, 12342, 12562, 18513, 18843, 19414, 29121, 37026, 37686, 56529, 58242, 69091, 87363, 106777, 113058, 138182, 174726, 207273, 213554, 320331, 414546, 621819, 640662, 960993, 1174547, 1243638, 1921986, 2349094, 3523641, 7047282, 10570923, 21141846]

約数ペア:

[(1, 21141846), (2, 10570923), (3, 7047282), (6, 3523641), (9, 2349094), (11, 1921986), (17, 1243638), (18, 1174547), (22, 960993), (33, 640662), (34, 621819), (51, 414546), (66, 320331), (99, 213554), (102, 207273), (121, 174726), (153, 138182), (187, 113058), (198, 106777), (242, 87363), (306, 69091), (363, 58242), (374, 56529), (561, 37686), (571, 37026), (726, 29121), (1089, 19414), (1122, 18843), (1142, 18513), (1683, 12562), (1713, 12342), (2057, 10278), (2178, 9707), (3366, 6281), (3426, 6171), (4114, 5139)]