21935295

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 36

約数和(自身を含む): 38949768

約数和(自身を除く): 17014473

約数列:

[1, 3, 5, 9, 15, 45, 61, 131, 183, 305, 393, 549, 655, 915, 1179, 1965, 2745, 3721, 5895, 7991, 11163, 18605, 23973, 33489, 39955, 55815, 71919, 119865, 167445, 359595, 487451, 1462353, 2437255, 4387059, 7311765, 21935295]

約数ペア:

[(1, 21935295), (3, 7311765), (5, 4387059), (9, 2437255), (15, 1462353), (45, 487451), (61, 359595), (131, 167445), (183, 119865), (305, 71919), (393, 55815), (549, 39955), (655, 33489), (915, 23973), (1179, 18605), (1965, 11163), (2745, 7991), (3721, 5895)]