21862995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 45563904

約数和(自身を除く): 23700909

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 69, 77, 105, 115, 161, 165, 231, 253, 345, 385, 483, 759, 805, 823, 1155, 1265, 1771, 2415, 2469, 3795, 4115, 5313, 5761, 8855, 9053, 12345, 17283, 18929, 26565, 27159, 28805, 45265, 56787, 63371, 86415, 94645, 132503, 135795, 190113, 208219, 283935, 316855, 397509, 624657, 662515, 950565, 1041095, 1457533, 1987545, 3123285, 4372599, 7287665, 21862995]

約数ペア:

[(1, 21862995), (3, 7287665), (5, 4372599), (7, 3123285), (11, 1987545), (15, 1457533), (21, 1041095), (23, 950565), (33, 662515), (35, 624657), (55, 397509), (69, 316855), (77, 283935), (105, 208219), (115, 190113), (161, 135795), (165, 132503), (231, 94645), (253, 86415), (345, 63371), (385, 56787), (483, 45265), (759, 28805), (805, 27159), (823, 26565), (1155, 18929), (1265, 17283), (1771, 12345), (2415, 9053), (2469, 8855), (3795, 5761), (4115, 5313)]