21519072

素因数分解:

$2^5\times 3^2\times {\mathrm{74719}}^1$

素因数の和:74735

約数の個数: 36

約数和(自身を含む): 61195680

約数和(自身を除く): 39676608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74719, 149438, 224157, 298876, 448314, 597752, 672471, 896628, 1195504, 1344942, 1793256, 2391008, 2689884, 3586512, 5379768, 7173024, 10759536, 21519072]

約数ペア:

[(1, 21519072), (2, 10759536), (3, 7173024), (4, 5379768), (6, 3586512), (8, 2689884), (9, 2391008), (12, 1793256), (16, 1344942), (18, 1195504), (24, 896628), (32, 672471), (36, 597752), (48, 448314), (72, 298876), (96, 224157), (144, 149438), (288, 74719)]