21787703045

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{2203}}^1\times {\mathrm{68207}}^1$

素因数の和:70444

約数の個数: 16

約数和(自身を含む): 27059477760

約数和(自身を除く): 5271774715

約数列:

[1, 5, 29, 145, 2203, 11015, 63887, 68207, 319435, 341035, 1978003, 9890015, 150260021, 751300105, 4357540609, 21787703045]

約数ペア:

[(1, 21787703045), (5, 4357540609), (29, 751300105), (145, 150260021), (2203, 9890015), (11015, 1978003), (63887, 341035), (68207, 319435)]