21463468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4973}}^1$

素因数の和:5073

約数の個数: 24

約数和(自身を含む): 40945968

約数和(自身を除く): 19482500

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 4973, 9946, 19892, 64649, 129298, 258596, 412759, 825518, 1651036, 5365867, 10731734, 21463468]

約数ペア:

[(1, 21463468), (2, 10731734), (4, 5365867), (13, 1651036), (26, 825518), (52, 412759), (83, 258596), (166, 129298), (332, 64649), (1079, 19892), (2158, 9946), (4316, 4973)]