21796702915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{34667}}^1$

素因数の和:35271

約数の個数: 32

約数和(自身を含む): 29878269120

約数和(自身を除く): 8081566205

約数列:

[1, 5, 13, 17, 65, 85, 221, 569, 1105, 2845, 7397, 9673, 34667, 36985, 48365, 125749, 173335, 450671, 589339, 628745, 2253355, 2946695, 7661407, 19725523, 38307035, 98627615, 256431799, 335333891, 1282158995, 1676669455, 4359340583, 21796702915]

約数ペア:

[(1, 21796702915), (5, 4359340583), (13, 1676669455), (17, 1282158995), (65, 335333891), (85, 256431799), (221, 98627615), (569, 38307035), (1105, 19725523), (2845, 7661407), (7397, 2946695), (9673, 2253355), (34667, 628745), (36985, 589339), (48365, 450671), (125749, 173335)]