21925430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{691}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 41852160

約数和(自身を除く): 19926730

約数列:

[1, 2, 5, 10, 19, 38, 95, 167, 190, 334, 691, 835, 1382, 1670, 3173, 3455, 6346, 6910, 13129, 15865, 26258, 31730, 65645, 115397, 131290, 230794, 576985, 1153970, 2192543, 4385086, 10962715, 21925430]

約数ペア:

[(1, 21925430), (2, 10962715), (5, 4385086), (10, 2192543), (19, 1153970), (38, 576985), (95, 230794), (167, 131290), (190, 115397), (334, 65645), (691, 31730), (835, 26258), (1382, 15865), (1670, 13129), (3173, 6910), (3455, 6346)]