21949202708

素因数分解:

$2^2\times {\mathrm{419}}^1\times {\mathrm{619}}^1\times {\mathrm{21157}}^1$

素因数の和:22199

約数の個数: 24

約数和(自身を含む): 38566802400

約数和(自身を除く): 16617599692

約数列:

[1, 2, 4, 419, 619, 838, 1238, 1676, 2476, 21157, 42314, 84628, 259361, 518722, 1037444, 8864783, 13096183, 17729566, 26192366, 35459132, 52384732, 5487300677, 10974601354, 21949202708]

約数ペア:

[(1, 21949202708), (2, 10974601354), (4, 5487300677), (419, 52384732), (619, 35459132), (838, 26192366), (1238, 17729566), (1676, 13096183), (2476, 8864783), (21157, 1037444), (42314, 518722), (84628, 259361)]