21550120077

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{779869}}^1$

素因数の和:780084

約数の個数: 16

約数和(自身を含む): 29397979520

約数和(自身を除く): 7847859443

約数列:

[1, 3, 61, 151, 183, 453, 9211, 27633, 779869, 2339607, 47572009, 117760219, 142716027, 353280657, 7183373359, 21550120077]

約数ペア:

[(1, 21550120077), (3, 7183373359), (61, 353280657), (151, 142716027), (183, 117760219), (453, 47572009), (9211, 2339607), (27633, 779869)]