21774255

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 36158400

約数和(自身を除く): 14384145

約数列:

[1, 3, 5, 15, 53, 61, 159, 183, 265, 305, 449, 795, 915, 1347, 2245, 3233, 6735, 9699, 16165, 23797, 27389, 48495, 71391, 82167, 118985, 136945, 356955, 410835, 1451617, 4354851, 7258085, 21774255]

約数ペア:

[(1, 21774255), (3, 7258085), (5, 4354851), (15, 1451617), (53, 410835), (61, 356955), (159, 136945), (183, 118985), (265, 82167), (305, 71391), (449, 48495), (795, 27389), (915, 23797), (1347, 16165), (2245, 9699), (3233, 6735)]