21024748

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 37671200

約数和(自身を除く): 16646452

約数列:

[1, 2, 4, 61, 122, 199, 244, 398, 433, 796, 866, 1732, 12139, 24278, 26413, 48556, 52826, 86167, 105652, 172334, 344668, 5256187, 10512374, 21024748]

約数ペア:

[(1, 21024748), (2, 10512374), (4, 5256187), (61, 344668), (122, 172334), (199, 105652), (244, 86167), (398, 52826), (433, 48556), (796, 26413), (866, 24278), (1732, 12139)]