21167800535

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{202747}}^1$

素因数の和:202935

約数の個数: 32

約数和(自身を含む): 30752816640

約数和(自身を除く): 9585016105

約数列:

[1, 5, 7, 19, 35, 95, 133, 157, 665, 785, 1099, 2983, 5495, 14915, 20881, 104405, 202747, 1013735, 1419229, 3852193, 7096145, 19260965, 26965351, 31831279, 134826755, 159156395, 222818953, 604794301, 1114094765, 3023971505, 4233560107, 21167800535]

約数ペア:

[(1, 21167800535), (5, 4233560107), (7, 3023971505), (19, 1114094765), (35, 604794301), (95, 222818953), (133, 159156395), (157, 134826755), (665, 31831279), (785, 26965351), (1099, 19260965), (2983, 7096145), (5495, 3852193), (14915, 1419229), (20881, 1013735), (104405, 202747)]