21152304

素因数分解:

$2^4\times 3^2\times {\mathrm{146891}}^1$

素因数の和:146905

約数の個数: 30

約数和(自身を含む): 59197476

約数和(自身を除く): 38045172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146891, 293782, 440673, 587564, 881346, 1175128, 1322019, 1762692, 2350256, 2644038, 3525384, 5288076, 7050768, 10576152, 21152304]

約数ペア:

[(1, 21152304), (2, 10576152), (3, 7050768), (4, 5288076), (6, 3525384), (8, 2644038), (9, 2350256), (12, 1762692), (16, 1322019), (18, 1175128), (24, 881346), (36, 587564), (48, 440673), (72, 293782), (144, 146891)]