21484130

素因数分解:

$2^1\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{1619}}^1$

素因数の和:2953

約数の個数: 16

約数和(自身を含む): 38724480

約数和(自身を除く): 17240350

約数列:

[1, 2, 5, 10, 1327, 1619, 2654, 3238, 6635, 8095, 13270, 16190, 2148413, 4296826, 10742065, 21484130]

約数ペア:

[(1, 21484130), (2, 10742065), (5, 4296826), (10, 2148413), (1327, 16190), (1619, 13270), (2654, 8095), (3238, 6635)]