21819875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2267}}^1$

素因数の和:2300

約数の個数: 32

約数和(自身を含む): 33965568

約数和(自身を除く): 12145693

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 875, 1375, 1925, 2267, 9625, 11335, 15869, 24937, 56675, 79345, 124685, 174559, 283375, 396725, 623425, 872795, 1983625, 3117125, 4363975, 21819875]

約数ペア:

[(1, 21819875), (5, 4363975), (7, 3117125), (11, 1983625), (25, 872795), (35, 623425), (55, 396725), (77, 283375), (125, 174559), (175, 124685), (275, 79345), (385, 56675), (875, 24937), (1375, 15869), (1925, 11335), (2267, 9625)]