21834496

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{67}}^2$

素因数の和:169

約数の個数: 54

約数和(自身を含む): 46572540

約数和(自身を除く): 24738044

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 128, 134, 152, 256, 268, 304, 536, 608, 1072, 1216, 1273, 2144, 2432, 2546, 4288, 4489, 4864, 5092, 8576, 8978, 10184, 17152, 17956, 20368, 35912, 40736, 71824, 81472, 85291, 143648, 162944, 170582, 287296, 325888, 341164, 574592, 682328, 1149184, 1364656, 2729312, 5458624, 10917248, 21834496]

約数ペア:

[(1, 21834496), (2, 10917248), (4, 5458624), (8, 2729312), (16, 1364656), (19, 1149184), (32, 682328), (38, 574592), (64, 341164), (67, 325888), (76, 287296), (128, 170582), (134, 162944), (152, 143648), (256, 85291), (268, 81472), (304, 71824), (536, 40736), (608, 35912), (1072, 20368), (1216, 17956), (1273, 17152), (2144, 10184), (2432, 8978), (2546, 8576), (4288, 5092), (4489, 4864)]