21468902

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{659}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 18447898

約数列:

[1, 2, 7, 13, 14, 26, 91, 179, 182, 358, 659, 1253, 1318, 2327, 2506, 4613, 4654, 8567, 9226, 16289, 17134, 32578, 59969, 117961, 119938, 235922, 825727, 1533493, 1651454, 3066986, 10734451, 21468902]

約数ペア:

[(1, 21468902), (2, 10734451), (7, 3066986), (13, 1651454), (14, 1533493), (26, 825727), (91, 235922), (179, 119938), (182, 117961), (358, 59969), (659, 32578), (1253, 17134), (1318, 16289), (2327, 9226), (2506, 8567), (4613, 4654)]