21993444

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^3\times {\mathrm{17}}^1$

素因数の和:69

約数の個数: 144

約数和(自身を含む): 67144896

約数和(自身を除く): 45151452

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 27, 33, 34, 36, 44, 51, 54, 66, 68, 81, 99, 102, 108, 121, 132, 153, 162, 187, 198, 204, 242, 243, 297, 306, 324, 363, 374, 396, 459, 484, 486, 561, 594, 612, 726, 748, 891, 918, 972, 1089, 1122, 1188, 1331, 1377, 1452, 1683, 1782, 1836, 2057, 2178, 2244, 2662, 2673, 2754, 3267, 3366, 3564, 3993, 4114, 4131, 4356, 5049, 5324, 5346, 5508, 6171, 6534, 6732, 7986, 8228, 8262, 9801, 10098, 10692, 11979, 12342, 13068, 15147, 15972, 16524, 18513, 19602, 20196, 22627, 23958, 24684, 29403, 30294, 35937, 37026, 39204, 45254, 45441, 47916, 55539, 58806, 60588, 67881, 71874, 74052, 90508, 90882, 107811, 111078, 117612, 135762, 143748, 166617, 181764, 203643, 215622, 222156, 271524, 323433, 333234, 407286, 431244, 499851, 610929, 646866, 666468, 814572, 999702, 1221858, 1293732, 1832787, 1999404, 2443716, 3665574, 5498361, 7331148, 10996722, 21993444]

約数ペア:

[(1, 21993444), (2, 10996722), (3, 7331148), (4, 5498361), (6, 3665574), (9, 2443716), (11, 1999404), (12, 1832787), (17, 1293732), (18, 1221858), (22, 999702), (27, 814572), (33, 666468), (34, 646866), (36, 610929), (44, 499851), (51, 431244), (54, 407286), (66, 333234), (68, 323433), (81, 271524), (99, 222156), (102, 215622), (108, 203643), (121, 181764), (132, 166617), (153, 143748), (162, 135762), (187, 117612), (198, 111078), (204, 107811), (242, 90882), (243, 90508), (297, 74052), (306, 71874), (324, 67881), (363, 60588), (374, 58806), (396, 55539), (459, 47916), (484, 45441), (486, 45254), (561, 39204), (594, 37026), (612, 35937), (726, 30294), (748, 29403), (891, 24684), (918, 23958), (972, 22627), (1089, 20196), (1122, 19602), (1188, 18513), (1331, 16524), (1377, 15972), (1452, 15147), (1683, 13068), (1782, 12342), (1836, 11979), (2057, 10692), (2178, 10098), (2244, 9801), (2662, 8262), (2673, 8228), (2754, 7986), (3267, 6732), (3366, 6534), (3564, 6171), (3993, 5508), (4114, 5346), (4131, 5324), (4356, 5049)]