21910252

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8599}}^1$

素因数の和:8630

約数の個数: 36

約数和(自身を含む): 48039600

約数和(自身を除く): 26129348

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 8599, 17198, 34396, 60193, 111787, 120386, 223574, 240772, 421351, 447148, 782509, 842702, 1565018, 1685404, 3130036, 5477563, 10955126, 21910252]

約数ペア:

[(1, 21910252), (2, 10955126), (4, 5477563), (7, 3130036), (13, 1685404), (14, 1565018), (26, 842702), (28, 782509), (49, 447148), (52, 421351), (91, 240772), (98, 223574), (182, 120386), (196, 111787), (364, 60193), (637, 34396), (1274, 17198), (2548, 8599)]