21921242

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 39070080

約数和(自身を除く): 17148838

約数列:

[1, 2, 7, 14, 37, 74, 101, 202, 259, 419, 518, 707, 838, 1414, 2933, 3737, 5866, 7474, 15503, 26159, 31006, 42319, 52318, 84638, 108521, 217042, 296233, 592466, 1565803, 3131606, 10960621, 21921242]

約数ペア:

[(1, 21921242), (2, 10960621), (7, 3131606), (14, 1565803), (37, 592466), (74, 296233), (101, 217042), (202, 108521), (259, 84638), (419, 52318), (518, 42319), (707, 31006), (838, 26159), (1414, 15503), (2933, 7474), (3737, 5866)]