21661856

素因数分解:

$2^5\times {\mathrm{151}}^1\times {\mathrm{4483}}^1$

素因数の和:4644

約数の個数: 24

約数和(自身を含む): 42938784

約数和(自身を除く): 21276928

約数列:

[1, 2, 4, 8, 16, 32, 151, 302, 604, 1208, 2416, 4483, 4832, 8966, 17932, 35864, 71728, 143456, 676933, 1353866, 2707732, 5415464, 10830928, 21661856]

約数ペア:

[(1, 21661856), (2, 10830928), (4, 5415464), (8, 2707732), (16, 1353866), (32, 676933), (151, 143456), (302, 71728), (604, 35864), (1208, 17932), (2416, 8966), (4483, 4832)]