21682635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 37594368

約数和(自身を除く): 15911733

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 251, 443, 753, 1255, 1329, 2215, 3263, 3765, 5759, 6645, 9789, 16315, 17277, 28795, 48945, 86385, 111193, 333579, 555965, 1445509, 1667895, 4336527, 7227545, 21682635]

約数ペア:

[(1, 21682635), (3, 7227545), (5, 4336527), (13, 1667895), (15, 1445509), (39, 555965), (65, 333579), (195, 111193), (251, 86385), (443, 48945), (753, 28795), (1255, 17277), (1329, 16315), (2215, 9789), (3263, 6645), (3765, 5759)]