21342600968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{205217317}}^1$

素因数の和:205217336

約数の個数: 16

約数和(自身を含む): 43095636780

約数和(自身を除く): 21753035812

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 205217317, 410434634, 820869268, 1641738536, 2667825121, 5335650242, 10671300484, 21342600968]

約数ペア:

[(1, 21342600968), (2, 10671300484), (4, 5335650242), (8, 2667825121), (13, 1641738536), (26, 820869268), (52, 410434634), (104, 205217317)]