21377304

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 66931200

約数和(自身を除く): 45553896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 27, 36, 39, 46, 52, 54, 69, 72, 78, 92, 104, 108, 117, 138, 156, 184, 207, 216, 234, 276, 299, 312, 331, 351, 414, 468, 552, 598, 621, 662, 702, 828, 897, 936, 993, 1196, 1242, 1324, 1404, 1656, 1794, 1986, 2392, 2484, 2648, 2691, 2808, 2979, 3588, 3972, 4303, 4968, 5382, 5958, 7176, 7613, 7944, 8073, 8606, 8937, 10764, 11916, 12909, 15226, 16146, 17212, 17874, 21528, 22839, 23832, 25818, 30452, 32292, 34424, 35748, 38727, 45678, 51636, 60904, 64584, 68517, 71496, 77454, 91356, 98969, 103272, 116181, 137034, 154908, 182712, 197938, 205551, 232362, 274068, 296907, 309816, 395876, 411102, 464724, 548136, 593814, 791752, 822204, 890721, 929448, 1187628, 1644408, 1781442, 2375256, 2672163, 3562884, 5344326, 7125768, 10688652, 21377304]

約数ペア:

[(1, 21377304), (2, 10688652), (3, 7125768), (4, 5344326), (6, 3562884), (8, 2672163), (9, 2375256), (12, 1781442), (13, 1644408), (18, 1187628), (23, 929448), (24, 890721), (26, 822204), (27, 791752), (36, 593814), (39, 548136), (46, 464724), (52, 411102), (54, 395876), (69, 309816), (72, 296907), (78, 274068), (92, 232362), (104, 205551), (108, 197938), (117, 182712), (138, 154908), (156, 137034), (184, 116181), (207, 103272), (216, 98969), (234, 91356), (276, 77454), (299, 71496), (312, 68517), (331, 64584), (351, 60904), (414, 51636), (468, 45678), (552, 38727), (598, 35748), (621, 34424), (662, 32292), (702, 30452), (828, 25818), (897, 23832), (936, 22839), (993, 21528), (1196, 17874), (1242, 17212), (1324, 16146), (1404, 15226), (1656, 12909), (1794, 11916), (1986, 10764), (2392, 8937), (2484, 8606), (2648, 8073), (2691, 7944), (2808, 7613), (2979, 7176), (3588, 5958), (3972, 5382), (4303, 4968)]