21370291235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1453267}}^1$

素因数の和:1453462

約数の個数: 16

約数和(自身を含む): 27309812256

約数和(自身を除く): 5939521021

約数列:

[1, 5, 17, 85, 173, 865, 2941, 14705, 1453267, 7266335, 24705539, 123527695, 251415191, 1257075955, 4274058247, 21370291235]

約数ペア:

[(1, 21370291235), (5, 4274058247), (17, 1257075955), (85, 251415191), (173, 123527695), (865, 24705539), (2941, 7266335), (14705, 1453267)]