21883946

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 39070080

約数和(自身を除く): 17186134

約数列:

[1, 2, 7, 14, 37, 74, 83, 166, 259, 509, 518, 581, 1018, 1162, 3071, 3563, 6142, 7126, 18833, 21497, 37666, 42247, 42994, 84494, 131831, 263662, 295729, 591458, 1563139, 3126278, 10941973, 21883946]

約数ペア:

[(1, 21883946), (2, 10941973), (7, 3126278), (14, 1563139), (37, 591458), (74, 295729), (83, 263662), (166, 131831), (259, 84494), (509, 42994), (518, 42247), (581, 37666), (1018, 21497), (1162, 18833), (3071, 7126), (3563, 6142)]