16821376

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:957

約数の個数: 64

約数和(自身を含む): 39412800

約数和(自身を除く): 22591424

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 286, 352, 416, 572, 704, 832, 919, 1144, 1408, 1664, 1838, 2288, 3676, 4576, 7352, 9152, 10109, 11947, 14704, 18304, 20218, 23894, 29408, 40436, 47788, 58816, 80872, 95576, 117632, 131417, 161744, 191152, 262834, 323488, 382304, 525668, 646976, 764608, 1051336, 1293952, 1529216, 2102672, 4205344, 8410688, 16821376]

約数ペア:

[(1, 16821376), (2, 8410688), (4, 4205344), (8, 2102672), (11, 1529216), (13, 1293952), (16, 1051336), (22, 764608), (26, 646976), (32, 525668), (44, 382304), (52, 323488), (64, 262834), (88, 191152), (104, 161744), (128, 131417), (143, 117632), (176, 95576), (208, 80872), (286, 58816), (352, 47788), (416, 40436), (572, 29408), (704, 23894), (832, 20218), (919, 18304), (1144, 14704), (1408, 11947), (1664, 10109), (1838, 9152), (2288, 7352), (3676, 4576)]