21507384

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{10069}}^1$

素因数の和:10167

約数の個数: 32

約数和(自身を含む): 54378000

約数和(自身を除く): 32870616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 10069, 20138, 30207, 40276, 60414, 80552, 120828, 241656, 896141, 1792282, 2688423, 3584564, 5376846, 7169128, 10753692, 21507384]

約数ペア:

[(1, 21507384), (2, 10753692), (3, 7169128), (4, 5376846), (6, 3584564), (8, 2688423), (12, 1792282), (24, 896141), (89, 241656), (178, 120828), (267, 80552), (356, 60414), (534, 40276), (712, 30207), (1068, 20138), (2136, 10069)]