21932365

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 35481600

約数和(自身を除く): 13549235

約数列:

[1, 5, 7, 13, 19, 35, 43, 59, 65, 91, 95, 133, 215, 247, 295, 301, 413, 455, 559, 665, 767, 817, 1121, 1235, 1505, 1729, 2065, 2537, 2795, 3835, 3913, 4085, 5369, 5605, 5719, 7847, 8645, 10621, 12685, 14573, 17759, 19565, 26845, 28595, 32981, 39235, 48203, 53105, 72865, 74347, 88795, 102011, 164905, 230867, 241015, 337421, 371735, 510055, 626639, 1154335, 1687105, 3133195, 4386473, 21932365]

約数ペア:

[(1, 21932365), (5, 4386473), (7, 3133195), (13, 1687105), (19, 1154335), (35, 626639), (43, 510055), (59, 371735), (65, 337421), (91, 241015), (95, 230867), (133, 164905), (215, 102011), (247, 88795), (295, 74347), (301, 72865), (413, 53105), (455, 48203), (559, 39235), (665, 32981), (767, 28595), (817, 26845), (1121, 19565), (1235, 17759), (1505, 14573), (1729, 12685), (2065, 10621), (2537, 8645), (2795, 7847), (3835, 5719), (3913, 5605), (4085, 5369)]