21434145

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5693}}^1$

素因数の和:5952

約数の個数: 16

約数和(自身を含む): 34437312

約数和(自身を除く): 13003167

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3765, 5693, 17079, 28465, 85395, 1428943, 4286829, 7144715, 21434145]

約数ペア:

[(1, 21434145), (3, 7144715), (5, 4286829), (15, 1428943), (251, 85395), (753, 28465), (1255, 17079), (3765, 5693)]