20213105538

素因数分解:

$2^1\times 3^1\times {\mathrm{419}}^1\times {\mathrm{8040217}}^1$

素因数の和:8040641

約数の個数: 16

約数和(自身を含む): 40522698720

約数和(自身を除く): 20309593182

約数列:

[1, 2, 3, 6, 419, 838, 1257, 2514, 8040217, 16080434, 24120651, 48241302, 3368850923, 6737701846, 10106552769, 20213105538]

約数ペア:

[(1, 20213105538), (2, 10106552769), (3, 6737701846), (6, 3368850923), (419, 48241302), (838, 24120651), (1257, 16080434), (2514, 8040217)]