21625942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20287}}^1$

素因数の和:20343

約数の個数: 16

約数和(自身を含む): 35788032

約数和(自身を除く): 14162090

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 20287, 40574, 263731, 527462, 831767, 1663534, 10812971, 21625942]

約数ペア:

[(1, 21625942), (2, 10812971), (13, 1663534), (26, 831767), (41, 527462), (82, 263731), (533, 40574), (1066, 20287)]