20212901405

素因数分解:

$5^1\times {\mathrm{229}}^1\times {\mathrm{809}}^1\times {\mathrm{21821}}^1$

素因数の和:22864

約数の個数: 16

約数和(自身を含む): 24392631600

約数和(自身を除く): 4179730195

約数列:

[1, 5, 229, 809, 1145, 4045, 21821, 109105, 185261, 926305, 4997009, 17653189, 24985045, 88265945, 4042580281, 20212901405]

約数ペア:

[(1, 20212901405), (5, 4042580281), (229, 88265945), (809, 24985045), (1145, 17653189), (4045, 4997009), (21821, 926305), (109105, 185261)]