21354144

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:802

約数の個数: 96

約数和(自身を含む): 65640960

約数和(自身を除く): 44286816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 84, 86, 96, 112, 129, 168, 172, 224, 258, 301, 336, 344, 516, 602, 672, 688, 739, 903, 1032, 1204, 1376, 1478, 1806, 2064, 2217, 2408, 2956, 3612, 4128, 4434, 4816, 5173, 5912, 7224, 8868, 9632, 10346, 11824, 14448, 15519, 17736, 20692, 23648, 28896, 31038, 31777, 35472, 41384, 62076, 63554, 70944, 82768, 95331, 124152, 127108, 165536, 190662, 222439, 248304, 254216, 381324, 444878, 496608, 508432, 667317, 762648, 889756, 1016864, 1334634, 1525296, 1779512, 2669268, 3050592, 3559024, 5338536, 7118048, 10677072, 21354144]

約数ペア:

[(1, 21354144), (2, 10677072), (3, 7118048), (4, 5338536), (6, 3559024), (7, 3050592), (8, 2669268), (12, 1779512), (14, 1525296), (16, 1334634), (21, 1016864), (24, 889756), (28, 762648), (32, 667317), (42, 508432), (43, 496608), (48, 444878), (56, 381324), (84, 254216), (86, 248304), (96, 222439), (112, 190662), (129, 165536), (168, 127108), (172, 124152), (224, 95331), (258, 82768), (301, 70944), (336, 63554), (344, 62076), (516, 41384), (602, 35472), (672, 31777), (688, 31038), (739, 28896), (903, 23648), (1032, 20692), (1204, 17736), (1376, 15519), (1478, 14448), (1806, 11824), (2064, 10346), (2217, 9632), (2408, 8868), (2956, 7224), (3612, 5912), (4128, 5173), (4434, 4816)]