21590898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1171}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 49505280

約数和(自身を除く): 27914382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439, 878, 1171, 1317, 2342, 2634, 3073, 3513, 6146, 7026, 8197, 9219, 16394, 18438, 24591, 49182, 514069, 1028138, 1542207, 3084414, 3598483, 7196966, 10795449, 21590898]

約数ペア:

[(1, 21590898), (2, 10795449), (3, 7196966), (6, 3598483), (7, 3084414), (14, 1542207), (21, 1028138), (42, 514069), (439, 49182), (878, 24591), (1171, 18438), (1317, 16394), (2342, 9219), (2634, 8197), (3073, 7026), (3513, 6146)]