21334274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 36031296

約数和(自身を除く): 14697022

約数列:

[1, 2, 13, 26, 37, 67, 74, 134, 331, 481, 662, 871, 962, 1742, 2479, 4303, 4958, 8606, 12247, 22177, 24494, 32227, 44354, 64454, 159211, 288301, 318422, 576602, 820549, 1641098, 10667137, 21334274]

約数ペア:

[(1, 21334274), (2, 10667137), (13, 1641098), (26, 820549), (37, 576602), (67, 318422), (74, 288301), (134, 159211), (331, 64454), (481, 44354), (662, 32227), (871, 24494), (962, 22177), (1742, 12247), (2479, 8606), (4303, 4958)]