21704532

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 52080000

約数和(自身を除く): 30375468

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 149, 183, 199, 244, 298, 366, 398, 447, 596, 597, 732, 796, 894, 1194, 1788, 2388, 9089, 12139, 18178, 24278, 27267, 29651, 36356, 36417, 48556, 54534, 59302, 72834, 88953, 109068, 118604, 145668, 177906, 355812, 1808711, 3617422, 5426133, 7234844, 10852266, 21704532]

約数ペア:

[(1, 21704532), (2, 10852266), (3, 7234844), (4, 5426133), (6, 3617422), (12, 1808711), (61, 355812), (122, 177906), (149, 145668), (183, 118604), (199, 109068), (244, 88953), (298, 72834), (366, 59302), (398, 54534), (447, 48556), (596, 36417), (597, 36356), (732, 29651), (796, 27267), (894, 24278), (1194, 18178), (1788, 12139), (2388, 9089)]