21005502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{773}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 48148992

約数和(自身を除く): 27143490

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 647, 773, 1294, 1546, 1941, 2319, 3882, 4529, 4638, 5411, 9058, 10822, 13587, 16233, 27174, 32466, 500131, 1000262, 1500393, 3000786, 3500917, 7001834, 10502751, 21005502]

約数ペア:

[(1, 21005502), (2, 10502751), (3, 7001834), (6, 3500917), (7, 3000786), (14, 1500393), (21, 1000262), (42, 500131), (647, 32466), (773, 27174), (1294, 16233), (1546, 13587), (1941, 10822), (2319, 9058), (3882, 5411), (4529, 4638)]