21910572

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 59055360

約数和(自身を除く): 37144788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 103, 114, 171, 206, 228, 309, 311, 342, 412, 618, 622, 684, 927, 933, 1236, 1244, 1854, 1866, 1957, 2799, 3708, 3732, 3914, 5598, 5871, 5909, 7828, 11196, 11742, 11818, 17613, 17727, 23484, 23636, 32033, 35226, 35454, 53181, 64066, 70452, 70908, 96099, 106362, 128132, 192198, 212724, 288297, 384396, 576594, 608627, 1153188, 1217254, 1825881, 2434508, 3651762, 5477643, 7303524, 10955286, 21910572]

約数ペア:

[(1, 21910572), (2, 10955286), (3, 7303524), (4, 5477643), (6, 3651762), (9, 2434508), (12, 1825881), (18, 1217254), (19, 1153188), (36, 608627), (38, 576594), (57, 384396), (76, 288297), (103, 212724), (114, 192198), (171, 128132), (206, 106362), (228, 96099), (309, 70908), (311, 70452), (342, 64066), (412, 53181), (618, 35454), (622, 35226), (684, 32033), (927, 23636), (933, 23484), (1236, 17727), (1244, 17613), (1854, 11818), (1866, 11742), (1957, 11196), (2799, 7828), (3708, 5909), (3732, 5871), (3914, 5598)]