21550120022

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1\times {\mathrm{8243}}^1$

素因数の和:8708

約数の個数: 32

約数和(自身を含む): 33714662400

約数和(自身を除く): 12164542378

約数列:

[1, 2, 31, 62, 149, 283, 298, 566, 4619, 8243, 8773, 9238, 16486, 17546, 42167, 84334, 255533, 511066, 1228207, 1307177, 2332769, 2456414, 2614354, 4665538, 38074417, 72315839, 76148834, 144631678, 347582581, 695165162, 10775060011, 21550120022]

約数ペア:

[(1, 21550120022), (2, 10775060011), (31, 695165162), (62, 347582581), (149, 144631678), (283, 76148834), (298, 72315839), (566, 38074417), (4619, 4665538), (8243, 2614354), (8773, 2456414), (9238, 2332769), (16486, 1307177), (17546, 1228207), (42167, 511066), (84334, 255533)]