21421872

素因数分解:

$2^4\times 3^2\times {\mathrm{148763}}^1$

素因数の和:148777

約数の個数: 30

約数和(自身を含む): 59951892

約数和(自身を除く): 38530020

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148763, 297526, 446289, 595052, 892578, 1190104, 1338867, 1785156, 2380208, 2677734, 3570312, 5355468, 7140624, 10710936, 21421872]

約数ペア:

[(1, 21421872), (2, 10710936), (3, 7140624), (4, 5355468), (6, 3570312), (8, 2677734), (9, 2380208), (12, 1785156), (16, 1338867), (18, 1190104), (24, 892578), (36, 595052), (48, 446289), (72, 297526), (144, 148763)]