21101234

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1877}}^1$

素因数の和:1970

約数の個数: 32

約数和(自身を含む): 40023936

約数和(自身を除く): 18922702

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 511, 803, 1022, 1606, 1877, 3754, 5621, 11242, 13139, 20647, 26278, 41294, 137021, 144529, 274042, 289058, 959147, 1507231, 1918294, 3014462, 10550617, 21101234]

約数ペア:

[(1, 21101234), (2, 10550617), (7, 3014462), (11, 1918294), (14, 1507231), (22, 959147), (73, 289058), (77, 274042), (146, 144529), (154, 137021), (511, 41294), (803, 26278), (1022, 20647), (1606, 13139), (1877, 11242), (3754, 5621)]