21373139190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54802921}}^1$

素因数の和:54802944

約数の個数: 32

約数和(自身を含む): 55241345376

約数和(自身を除く): 33868206186

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 54802921, 109605842, 164408763, 274014605, 328817526, 548029210, 712437973, 822043815, 1424875946, 1644087630, 2137313919, 3562189865, 4274627838, 7124379730, 10686569595, 21373139190]

約数ペア:

[(1, 21373139190), (2, 10686569595), (3, 7124379730), (5, 4274627838), (6, 3562189865), (10, 2137313919), (13, 1644087630), (15, 1424875946), (26, 822043815), (30, 712437973), (39, 548029210), (65, 328817526), (78, 274014605), (130, 164408763), (195, 109605842), (390, 54802921)]