21704496

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 63922992

約数和(自身を除く): 42218496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 101, 111, 121, 132, 148, 176, 202, 222, 242, 264, 296, 303, 363, 404, 407, 444, 484, 528, 592, 606, 726, 808, 814, 888, 968, 1111, 1212, 1221, 1452, 1616, 1628, 1776, 1936, 2222, 2424, 2442, 2904, 3256, 3333, 3737, 4444, 4477, 4848, 4884, 5808, 6512, 6666, 7474, 8888, 8954, 9768, 11211, 12221, 13332, 13431, 14948, 17776, 17908, 19536, 22422, 24442, 26664, 26862, 29896, 35816, 36663, 41107, 44844, 48884, 53328, 53724, 59792, 71632, 73326, 82214, 89688, 97768, 107448, 123321, 146652, 164428, 179376, 195536, 214896, 246642, 293304, 328856, 452177, 493284, 586608, 657712, 904354, 986568, 1356531, 1808708, 1973136, 2713062, 3617416, 5426124, 7234832, 10852248, 21704496]

約数ペア:

[(1, 21704496), (2, 10852248), (3, 7234832), (4, 5426124), (6, 3617416), (8, 2713062), (11, 1973136), (12, 1808708), (16, 1356531), (22, 986568), (24, 904354), (33, 657712), (37, 586608), (44, 493284), (48, 452177), (66, 328856), (74, 293304), (88, 246642), (101, 214896), (111, 195536), (121, 179376), (132, 164428), (148, 146652), (176, 123321), (202, 107448), (222, 97768), (242, 89688), (264, 82214), (296, 73326), (303, 71632), (363, 59792), (404, 53724), (407, 53328), (444, 48884), (484, 44844), (528, 41107), (592, 36663), (606, 35816), (726, 29896), (808, 26862), (814, 26664), (888, 24442), (968, 22422), (1111, 19536), (1212, 17908), (1221, 17776), (1452, 14948), (1616, 13431), (1628, 13332), (1776, 12221), (1936, 11211), (2222, 9768), (2424, 8954), (2442, 8888), (2904, 7474), (3256, 6666), (3333, 6512), (3737, 5808), (4444, 4884), (4477, 4848)]