21848688

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2137}}^1$

素因数の和:2222

約数の個数: 60

約数和(自身を含む): 62036208

約数和(自身を除く): 40187520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2137, 2556, 3408, 4274, 5112, 6411, 8548, 10224, 12822, 17096, 19233, 25644, 34192, 38466, 51288, 76932, 102576, 151727, 153864, 303454, 307728, 455181, 606908, 910362, 1213816, 1365543, 1820724, 2427632, 2731086, 3641448, 5462172, 7282896, 10924344, 21848688]

約数ペア:

[(1, 21848688), (2, 10924344), (3, 7282896), (4, 5462172), (6, 3641448), (8, 2731086), (9, 2427632), (12, 1820724), (16, 1365543), (18, 1213816), (24, 910362), (36, 606908), (48, 455181), (71, 307728), (72, 303454), (142, 153864), (144, 151727), (213, 102576), (284, 76932), (426, 51288), (568, 38466), (639, 34192), (852, 25644), (1136, 19233), (1278, 17096), (1704, 12822), (2137, 10224), (2556, 8548), (3408, 6411), (4274, 5112)]