20210933648

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{5032603}}^1$

素因数の和:5032862

約数の個数: 20

約数和(自身を含む): 39314702448

約数和(自身を除く): 19103768800

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 5032603, 10065206, 20130412, 40260824, 80521648, 1263183353, 2526366706, 5052733412, 10105466824, 20210933648]

約数ペア:

[(1, 20210933648), (2, 10105466824), (4, 5052733412), (8, 2526366706), (16, 1263183353), (251, 80521648), (502, 40260824), (1004, 20130412), (2008, 10065206), (4016, 5032603)]