21871704

素因数分解:

$2^3\times 3^1\times {\mathrm{911321}}^1$

素因数の和:911330

約数の個数: 16

約数和(自身を含む): 54679320

約数和(自身を除く): 32807616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 911321, 1822642, 2733963, 3645284, 5467926, 7290568, 10935852, 21871704]

約数ペア:

[(1, 21871704), (2, 10935852), (3, 7290568), (4, 5467926), (6, 3645284), (8, 2733963), (12, 1822642), (24, 911321)]