21654432

素因数分解:

$2^5\times 3^3\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 64229760

約数和(自身を除く): 42575328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 71, 72, 96, 108, 142, 144, 213, 216, 284, 288, 353, 426, 432, 568, 639, 706, 852, 864, 1059, 1136, 1278, 1412, 1704, 1917, 2118, 2272, 2556, 2824, 3177, 3408, 3834, 4236, 5112, 5648, 6354, 6816, 7668, 8472, 9531, 10224, 11296, 12708, 15336, 16944, 19062, 20448, 25063, 25416, 30672, 33888, 38124, 50126, 50832, 61344, 75189, 76248, 100252, 101664, 150378, 152496, 200504, 225567, 300756, 304992, 401008, 451134, 601512, 676701, 802016, 902268, 1203024, 1353402, 1804536, 2406048, 2706804, 3609072, 5413608, 7218144, 10827216, 21654432]

約数ペア:

[(1, 21654432), (2, 10827216), (3, 7218144), (4, 5413608), (6, 3609072), (8, 2706804), (9, 2406048), (12, 1804536), (16, 1353402), (18, 1203024), (24, 902268), (27, 802016), (32, 676701), (36, 601512), (48, 451134), (54, 401008), (71, 304992), (72, 300756), (96, 225567), (108, 200504), (142, 152496), (144, 150378), (213, 101664), (216, 100252), (284, 76248), (288, 75189), (353, 61344), (426, 50832), (432, 50126), (568, 38124), (639, 33888), (706, 30672), (852, 25416), (864, 25063), (1059, 20448), (1136, 19062), (1278, 16944), (1412, 15336), (1704, 12708), (1917, 11296), (2118, 10224), (2272, 9531), (2556, 8472), (2824, 7668), (3177, 6816), (3408, 6354), (3834, 5648), (4236, 5112)]