21731568

素因数分解:

$2^4\times 3^1\times {\mathrm{173}}^1\times {\mathrm{2617}}^1$

素因数の和:2801

約数の個数: 40

約数和(自身を含む): 56485968

約数和(自身を除く): 34754400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 173, 346, 519, 692, 1038, 1384, 2076, 2617, 2768, 4152, 5234, 7851, 8304, 10468, 15702, 20936, 31404, 41872, 62808, 125616, 452741, 905482, 1358223, 1810964, 2716446, 3621928, 5432892, 7243856, 10865784, 21731568]

約数ペア:

[(1, 21731568), (2, 10865784), (3, 7243856), (4, 5432892), (6, 3621928), (8, 2716446), (12, 1810964), (16, 1358223), (24, 905482), (48, 452741), (173, 125616), (346, 62808), (519, 41872), (692, 31404), (1038, 20936), (1384, 15702), (2076, 10468), (2617, 8304), (2768, 7851), (4152, 5234)]