21584013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7349}}^1$

素因数の和:7452

約数の個数: 16

約数和(自身を含む): 31752000

約数和(自身を除く): 10167987

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 7349, 22047, 80839, 242517, 654061, 1962183, 7194671, 21584013]

約数ペア:

[(1, 21584013), (3, 7194671), (11, 1962183), (33, 654061), (89, 242517), (267, 80839), (979, 22047), (2937, 7349)]