21801473931

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1\times {\mathrm{3371}}^1$

素因数の和:4203

約数の個数: 32

約数和(自身を含む): 30985065216

約数和(自身を除く): 9183591285

約数列:

[1, 3, 17, 51, 211, 601, 633, 1803, 3371, 3587, 10113, 10217, 10761, 30651, 57307, 126811, 171921, 380433, 711281, 2025971, 2133843, 2155787, 6077913, 6467361, 12091777, 34441507, 36275331, 103324521, 427479881, 1282439643, 7267157977, 21801473931]

約数ペア:

[(1, 21801473931), (3, 7267157977), (17, 1282439643), (51, 427479881), (211, 103324521), (601, 36275331), (633, 34441507), (1803, 12091777), (3371, 6467361), (3587, 6077913), (10113, 2155787), (10217, 2133843), (10761, 2025971), (30651, 711281), (57307, 380433), (126811, 171921)]