21000913272

素因数分解:

$2^3\times 3^2\times {\mathrm{463}}^1\times {\mathrm{629977}}^1$

素因数の和:630452

約数の個数: 48

約数和(自身を含む): 57000409440

約数和(自身を除く): 35999496168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 463, 926, 1389, 1852, 2778, 3704, 4167, 5556, 8334, 11112, 16668, 33336, 629977, 1259954, 1889931, 2519908, 3779862, 5039816, 5669793, 7559724, 11339586, 15119448, 22679172, 45358344, 291679351, 583358702, 875038053, 1166717404, 1750076106, 2333434808, 2625114159, 3500152212, 5250228318, 7000304424, 10500456636, 21000913272]

約数ペア:

[(1, 21000913272), (2, 10500456636), (3, 7000304424), (4, 5250228318), (6, 3500152212), (8, 2625114159), (9, 2333434808), (12, 1750076106), (18, 1166717404), (24, 875038053), (36, 583358702), (72, 291679351), (463, 45358344), (926, 22679172), (1389, 15119448), (1852, 11339586), (2778, 7559724), (3704, 5669793), (4167, 5039816), (5556, 3779862), (8334, 2519908), (11112, 1889931), (16668, 1259954), (33336, 629977)]