21839246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4064

約数の個数: 32

約数和(自身を含む): 40521600

約数和(自身を除く): 18682354

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 4019, 5434, 8038, 44209, 52247, 76361, 88418, 104494, 152722, 574717, 839971, 992693, 1149434, 1679942, 1985386, 10919623, 21839246]

約数ペア:

[(1, 21839246), (2, 10919623), (11, 1985386), (13, 1679942), (19, 1149434), (22, 992693), (26, 839971), (38, 574717), (143, 152722), (209, 104494), (247, 88418), (286, 76361), (418, 52247), (494, 44209), (2717, 8038), (4019, 5434)]