21787258888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{12037}}^1\times {\mathrm{13309}}^1$

素因数の和:25369

約数の個数: 32

約数和(自身を含む): 43260960600

約数和(自身を除く): 21473701712

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 12037, 13309, 24074, 26618, 48148, 53236, 96296, 106472, 204629, 226253, 409258, 452506, 818516, 905012, 1637032, 1810024, 160200433, 320400866, 640801732, 1281603464, 2723407361, 5446814722, 10893629444, 21787258888]

約数ペア:

[(1, 21787258888), (2, 10893629444), (4, 5446814722), (8, 2723407361), (17, 1281603464), (34, 640801732), (68, 320400866), (136, 160200433), (12037, 1810024), (13309, 1637032), (24074, 905012), (26618, 818516), (48148, 452506), (53236, 409258), (96296, 226253), (106472, 204629)]