21041958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6863}}^1$

素因数の和:6948

約数の個数: 32

約数和(自身を含む): 48761856

約数和(自身を除く): 27719898

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6863, 13726, 20589, 41178, 48041, 96082, 144123, 288246, 500999, 1001998, 1502997, 3005994, 3506993, 7013986, 10520979, 21041958]

約数ペア:

[(1, 21041958), (2, 10520979), (3, 7013986), (6, 3506993), (7, 3005994), (14, 1502997), (21, 1001998), (42, 500999), (73, 288246), (146, 144123), (219, 96082), (438, 48041), (511, 41178), (1022, 20589), (1533, 13726), (3066, 6863)]